Using power banks to charge your phone - Galaxy Note 3 Accessories

Hi Guys,
I’ve no experience of using Power Banks ever so here is my queries and doubts. As far as I know as much the mAh the power bank have, it can hold more current and charges other device for long. Is that correct?
# My primary question is it safe to Power Bank to Charge your phone?
# Also is it safe to use a higher mAh external charger like 10400mAh? The stock charger shows 2amp output.
# Could it damage the battery for longer use? (I love my phone very much and I scare to use non branded after market stuffs)
I found this product Xiaomi Brand Power Bank 10400MAH (please google it and see the description) and it has 10400 mAh, and looks like best for Note 3’s giant 3200mAh battery. So is it safe to go for this product?
My purpose of using this, like once in every two full charge. Please advice, thanks

a "power bank" is nothing more than an external battery. Almost every cellphone manufacturer makes one. The bigger the mAh, the more power it holds and the more devices it can charge..
In my experience, it is safe to use them. I have a few that i have used over the years. I would recommend getting one where the mAh is more than the battery in the device you want to charge.
I have a Motorola external battery that is rated at 4000 mAh. I use it for my Note 3, but it will not change the Note 3 t0 100% if it's starting from 0%. Even thought the Note 3's battery is 3200 mAh. But other external batteries I have used have been able to. I assume it's because their mAh is higher (9000 mAh and 10400mAh).
As for the specific one you are looking to get, all I can tell you to do is read the reviews, and if possible, search the reviews for any references to Note 3.

RemyL75 said:
a "power bank" is nothing more than an external battery. Almost every cellphone manufacturer makes one. The bigger the mAh, the more power it holds and the more devices it can charge..
In my experience, it is safe to use them. I have a few that i have used over the years. I would recommend getting one where the mAh is more than the battery in the device you want to charge.
I have a Motorola external battery that is rated at 4000 mAh. I use it for my Note 3, but it will not change the Note 3 t0 100% if it's starting from 0%. Even thought the Note 3's battery is 3200 mAh. But other external batteries I have used have been able to. I assume it's because their mAh is higher (9000 mAh and 10400mAh).
As for the specific one you are looking to get, all I can tell you to do is read the reviews, and if possible, search the reviews for any references to Note 3.
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Thanks for your feedback. Yes I’m looking for reviews specificly for Note 3. Just two question, any external power bank charger charging rate/speed is similar to the adapter (If its mAh is higher than the device battery)? Or its more faster or slower to charge full?
The one I’m looking for its specification shows Output voltage: DC 5.1V and Output current: 2.1A (TYP) which is slightly higher than the OE power adapter. So is that safe? However it says it can automatically adjust the output power according to be charging devices. Don’t know how far its true.
My only concern is it shouldn’t reduce the stock OE battery life.

I use this one and have no issues using it to charge the Note 3 http://www.amazon.com/gp/product/B00EHEEFWY/

Unless it's big enough to fully charge it twice I don't see the point in getting one.

http://www.amazon.co.uk/Xiaomi-Power-10400mAh-batteries-Sensation-Silver/dp/B00IL7VD1Y
Is this the powerbank you are planning to get one? Looks good.

Yeah honestly anything with a 2 amp port and 10000 MAh will charge your note 2 twice I would say maybe a 11000 MAh charger just to make sure since I believe there is a loss of power during the transfer which causes the external battery brick to discharge faster and causes there to be a significant loss of charging capacity at least in my experiences

I use this one. http://www.amazon.com/gp/aw/d/B003ZBZ64Q/ref=mp_s_a_1_1?qid=1400257970&sr=8-1
It will definitely charge your note 3 two times and it has a 2 amp port and a 1 amp port. Under $40.
Sent from my SM-N900T using XDA Free mobile app

Has anyone tried this combination?
http://www.ebay.com/itm/400541343713
http://www.ebay.com/itm/1-2-4-6-8-1...-Ionen-Wiederaufladbare-Akku-HP-/131152525573
4x 6000 mAh = 24000 mAh
doesn't sound bad for 16$

soumen.sam said:
Thanks for your feedback. Yes I’m looking for reviews specificly for Note 3. Just two question, any external power bank charger charging rate/speed is similar to the adapter (If its mAh is higher than the device battery)? Or its more faster or slower to charge full?
The one I’m looking for its specification shows Output voltage: DC 5.1V and Output current: 2.1A (TYP) which is slightly higher than the OE power adapter. So is that safe? However it says it can automatically adjust the output power according to be charging devices. Don’t know how far its true.
My only concern is it shouldn’t reduce the stock OE battery life.
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I have never had one reduce the battery life of an OEM battery for any phone I have used. I have heard however, that the capacity drops for the external battery over the course of time. The first one i had (Motorola P793) had this issue, but I opened it up and replaced it with a larger battery (THIS IS NOT RECOMMENDED!). It lasted for another 2 years and before I opened it up I had it for about 18 months.
As for the Voltage, it needs to meet or exceed the voltage for the OEM charger. Also, make sure the miliAmp (mA) or Amp (A) rating meets or exceeds the OEM charger. That way you will get a similar charging speed. Cannot say it will be exactly as fast, but it will come close.

Why use power bank with galaly note 3 when it has removable battery? Spare battery would be much more convinient. No wires, smaller size and you will not have to wait till it charges the phone.

Lorettaa said:
http://www.amazon.co.uk/Xiaomi-Power-10400mAh-batteries-Sensation-Silver/dp/B00IL7VD1Y
Is this the powerbank you are planning to get one? Looks good.
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Yes this is the one I’ve selected, it has 10400MAH so I think it should charge the Note 3’s 3200mAh giant battery twice. Also it has kinds Apple looks and I will get it here at around $28USD
But actually I was looking for something which I can carry with the phone attach or I can still use the phone when it charging the phone even if can charge single time. That would be great user friendly. I really liked this one (attached image) but it has only 2200mAh which cant do a full charge sadly.
I just dislike when I’ve to leave the phone away for two+ hours for charge and I missed calls and messages.

gunflight said:
I use this one. http://www.amazon.com/gp/aw/d/B003ZBZ64Q/ref=mp_s_a_1_1?qid=1400257970&sr=8-1
It will definitely charge your note 3 two times and it has a 2 amp port and a 1 amp port. Under $40.
Sent from my SM-N900T using XDA Free mobile app
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Yes this one looks good, but i like the Xiaomi one, it has a apple product like looks.

RemyL75 said:
I have never had one reduce the battery life of an OEM battery for any phone I have used. I have heard however, that the capacity drops for the external battery over the course of time. The first one i had (Motorola P793) had this issue, but I opened it up and replaced it with a larger battery (THIS IS NOT RECOMMENDED!). It lasted for another 2 years and before I opened it up I had it for about 18 months.
As for the Voltage, it needs to meet or exceed the voltage for the OEM charger. Also, make sure the miliAmp (mA) or Amp (A) rating meets or exceeds the OEM charger. That way you will get a similar charging speed. Cannot say it will be exactly as fast, but it will come close.
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Ok, thanks for the details, I will keep those in mind. And yes I heard too these power banks performs good for 1st 6months as its battery quality is not great like the OEM phone battery.

polzavotel said:
Why use power bank with galaly note 3 when it has removable battery? Spare battery would be much more convinient. No wires, smaller size and you will not have to wait till it charges the phone.
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Yes that was my most preferred way, I love to stick with OE equipment. But the issues are:
I use this leather flip cover and I love it too, I have to remove this and then again the stock back cover, also power off the phone. Those will be long process to replace the battery, not a convenient way for me.

I'm using the 15600mAh A-Solar XSTORM Power bank. I use it to charge my Note 3 and my NotePro. http://www.xtorm.eu/EN/xtorm-power-banks/xtorm-power-bank-15600-646.html
So far I've been using it intensively for 5 months and it hasn't started degrading yet.
You appear to be mistaking mAh for Ampere charging rate. The Note 3 battery is 3200mAh, it charges at 2A. Basically, it's an 80 litre gasoline tank and you can fill it at 0.5 liter per second.
- Yes, you can use it safely. There's no damage risk.
- Pick one with a 5V 2A port, because anything lower than that is not powerful enough to charge the Note 3.
- No, it can't damage your battery. The phone doesn't draw more power than it can handle.
Anything below 10.000mAh is not worth the money, in my opinion.
I also have an additional battery. Which is wonderful, but not very useful when you're in the middle of something. Changing the battery during a call is not convenient.

I was using the Rav Power 10400mah power bank since last year and it helps when I am out on the road or on a plane (13 hour flights.. yeah it helps!) Thats 2 to almost 3 charges for my note 3.
I gave it to my wife so she can use it, I got the Zerolemon for my note 3 now so I dont need it as much

The reason why a power bank makes sense, at least to me, is that it's not device specific. I'd rather buy a power bank and share it with my iPad or my Nexus or whatever phone my friend may have, rather than having to randomly carry around a spare battery that can only help me (and it's kind of hard to justify carrying around a battery when I could carry around something that could charge multiple devices simultaneous). It is also one hell of an inconvenience to have to find a safe place to take my case/cover off and swap out the batteries. To each his own, right?

DAvid_B said:
Unless it's big enough to fully charge it twice I don't see the point in getting one.
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lol! The zerolemon 18000 mah charges my note 3 atleast 3 times. I bought it a month ago. Charged the external battery all the way once and probably charged my phone it 3-4 times by now and i still see the portable pack to have 1 bar out of 4 left on the charge meter . This thing is a beast to the max
---------- Post added at 06:43 PM ---------- Previous post was at 06:39 PM ----------
polzavotel said:
Why use power bank with galaly note 3 when it has removable battery? Spare battery would be much more convinient. No wires, smaller size and you will not have to wait till it charges the phone.
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If you are into good case covers for the phone, then you know it sucks to have to replace batteries. If you're gonna be out for the whole day and you have no access to outlets and still need to use you phone a lot, then you'll need a power bank.

Thanks for all your feedback. Yes definitely higher mAh power source should charge multiple times. Like gutlessmerc said, if one can do full charge 3 times then definitely that is worthful.
Actually while traveling except Flight I don’t have power issues, I mostly use my car for traveling and use car charger. But the great thing would be if I could carry the power bank in my pocket when its doing its job. That would be great for me. So I don’t have to leave the phone for charging. So beside the mAh I’m also looking for a slim one. Not a bulky stuff.

Related

Is there an extended battery for the mini pro?

Despite all the tricks to help preserve battery, I still find the performance of y standard 930 mAh battery very bad. Is there an extended (reliabl) battery for rhis phone and where can I get it?
Just gonna drop my experience in. It seems the battery lasts for about a day and a half. Which can be seen as over three days (depends what time you charge it on the first day) instead of using the normal homescreen, download helix launcher from the market, it helps alot
Sent from my U20i using XDA App
One day and a half compared to my brothers Samsung's week is really a disgrace.
I already have another home screen, just got to like it, so not changing it at the moment.
I have contacted Seidio as they make extended batterys for other phones. Would not hurt if oter people did that too, so please, those who care about this problem, contact them and ask them.
I bought on e-bay a 1450mAh battery made by Jin Dian. A drastic improvement.
Didi anybody else try this? I got it but I'm not convinced it's better.
Seeing you all really hungry for power, it's just feel right to warn you guys. Never ever use cheap small portable charger that you spot either on a shop or ebay no matter how desperate you are. If you use it, best scenario, it only ruin your battery, or in the worse (like me) it ruin the phone. Both case has the same end result, the battery discharging way to quickly even when Idle.
How did it ruin your phone?
I would like to know. thanks
As I'm a long distance cyclist, I already own the Biologic ReeCharge. Anything that can be charged by usb can also be charged by that tool. I can use both my bicycle dynomo hub and the electricity network at home to charge the ReeCharge. Witch then is able to charge my phone. It's a kind of extra battery. Never have had any problems with that and I'm always glad on a cycle trip that I can keep my gadgets (most important gps) charged
http://www.dahon.com/accessories/2010/biologic-reecharge
Well, I don't know the technical details but it fried my batteries (that's right, more than one) before I realized it was the portable charger that caused and even after stop using it, it's still recurring (therefore, the phone is at fault) After asking my friend who used the same type charger once. They all said that it ruined their phones and told me if I want to have a portable charger, go for the lithium one that sony Ericsson's is selling.
hi,
i'm using varta charger type 57048:
http://www.amazon.de/Varta-Professi...=sr_1_3?ie=UTF8&s=ce-de&qid=1291062768&sr=8-3
and i don't want to miss it on longer journeys. the usb-out function i would say is nearly as fast as the normal charger. one akku pack is enough for about 2 charges. if you are on a journey and not able to charge the akkus you can buy normal batteries. they give about 1 charge.
i have experiences with other chargers and phones and i would say this thing works really good because the usb-port of the charger turns off when batteries haven't enough voltage. this prevents your x10 battery from damage because wrong charging.
xperiaforme said:
Despite all the tricks to help preserve battery, I still find the performance of y standard 930 mAh battery very bad. Is there an extended (reliabl) battery for rhis phone and where can I get it?
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My x10a mini pro came with 970 mAh battery, not 930. Battery life is about a day and 1/2. I use USB car charger in the car on needed basis only. Hopefully USB car charger doesn't fry the battery.

2 HTC batteries wired in parallel = 3400?

I wanted to know you're thoughts on getting a second htc battery and wiring them in Parallel. (soldering them together) Should be same voltage just different capacity. Do you think it would work? Would it break anything? Only thing i was worried about is the overcharge protection in the individual batteries.
Sent from my PG86100 using XDA App
In parallel, voltage will stay the same amps will be added. In series, voyage will double, amps will stay the same. When you do this, voltage multiplied by power will give the power output. It should be okay to charge as one will stop charging. What I am thinking but could be wrong is that since the batteries have overcharge protection..in parallel, when one charges to full, the other one still will charge since there is not a broken connection say if it was in series. But only testing will see if they work.
Im thinking / hoping it will charge both at the same rate, just 1/2 the speed, it would take twice as long though. It should be same charge time as say Seido Innocell 3400 mAh Super Extended Life Battery. I could get a second battery for $20. Where the 3400 and 4000 seido cost 70 and 75.
Basically trying to get the 3400 for $20 and 2 min solder time. Just wanted to know if it would ruin the built in protection.
Let us know if that works, if it does I am gonna give it a shot.
let us know please. and how are you going to hold these in your phone?
kiserian said:
Im thinking / hoping it will charge both at the same rate, just 1/2 the speed, it would take twice as long though. It should be same charge time as say Seido Innocell 3400 mAh Super Extended Life Battery. I could get a second battery for $20. Where the 3400 and 4000 seido cost 70 and 75.
Basically trying to get the 3400 for $20 and 2 min solder time. Just wanted to know if it would ruin the built in protection.
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The only damage might be from the heat of the solder gun. Those babbies, from what I seen are cmos chips very close to the connections of the terminal.
why would you even do this?
This just sounds like a very bad idea... Please video tape it for us!
This is a bad idea. I mean it's just better if you shelve more money and get a bigger battery. Props to you if you find a convenient way of charging these batteries in parallel.
Sent from my 3D Beast
My opinion:
You are taking a risk of ruining 2 batteries to save a couple bucks? Worst case scenario: You buy the extra battery ($20.00), you ruin both batteries, you have to replace your original battery now (another $20.00) so now you have already spent $40.00 and you are back at square one. Even if you figure out how to get it to work, you have to figure out how to mount the extra battery. For $65.00, you can get the Seidio 4k battery and backplate and not go through all the hassle.
But, it is my opinion, and if you do try this, I must see it on you tube
how do you plan to fit these in the phone? an extended battery door is probably too small to fit two stock batteries, and how do you plan to make it fit with such a tight top to bottom clearance given that you now have extra length from soldering?
just buy an extra battery and battery charger, keep the spare in your pocket. no added bulk, no potentially messing up both batteries, no blowing anything up!
kiserian said:
Im thinking / hoping it will charge both at the same rate, just 1/2 the speed, it would take twice as long though. It should be same charge time as say Seido Innocell 3400 mAh Super Extended Life Battery. I could get a second battery for $20. Where the 3400 and 4000 seido cost 70 and 75.
Basically trying to get the 3400 for $20 and 2 min solder time. Just wanted to know if it would ruin the built in protection.
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NO NO NO NO NO NO NO, NO NO NO NO
Lithium batteries have to be carefully charged if they are to low voltage or to high voltage they can explode into fire balls of pain and fury. DO NOT try to charge 2 cells with out a charger designed to charge multi cell batteries (http://www.sparkfun.com/products/10473 is one available for fairly cheap) You will need to figure out pinning to get the 3 wires out (other then +/-) to properly charge the batteries.
Once again, DO NOT try to charge them in a normal charger you rig your self, it is incredibly dangerous and you ARE going to burn down your house.
just order the 3500mah battery from fleabay...it's under $10 shipped and comes with the back door. Actually read somewhere that they just pretty much stack and wire two stock batteries together. I just ordered mine today...for the heck of it.
midri said:
NO NO NO NO NO NO NO, NO NO NO NO
Lithium batteries have to be carefully charged if they are to low voltage or to high voltage they can explode into fire balls of pain and fury. DO NOT try to charge 2 cells with out a charger designed to charge multi cell batteries (http://www.sparkfun.com/products/10473 is one available for fairly cheap) You will need to figure out pinning to get the 3 wires out (other then +/-) to properly charge the batteries.
Once again, DO NOT try to charge them in a normal charger you rig your self, it is incredibly dangerous and you ARE going to burn down your house.
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Not to start a flame but it is my understanding lithium batteries cannot be charged while Li- ion batteries can plus hold a charge per density greater then just lithium. Also with the overcharged protection in the baterries, any charge that was going to one battery will hence go to another.once both cell in each battery are full the phone or,smart wall charger will stop charging.. I don't agree with the op idea to try..it will result in a waste of batteries.
midri said:
NO NO NO NO NO NO NO, NO NO NO NO
Lithium batteries have to be carefully charged if they are to low voltage or to high voltage they can explode into fire balls of pain and fury. DO NOT try to charge 2 cells with out a charger designed to charge multi cell batteries (http://www.sparkfun.com/products/10473 is one available for fairly cheap) You will need to figure out pinning to get the 3 wires out (other then +/-) to properly charge the batteries.
Once again, DO NOT try to charge them in a normal charger you rig your self, it is incredibly dangerous and you ARE going to burn down your house.
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This ^^
Odds are you'll burn your house down. There is a lot more that is needed to safely charge Li-ion batteries than just plugging it in and running power through it.
Do this and use a SBC kernel and let me know what happens! :
I actually have 2 evo 3d batteries soldered together in my phone now and repacked. I've been using for 2 weeks now. I get the best battery life i have ever gotten. I'm a very heavy user. It can last me way over 20 hours with heavy use.
Before this battery I had 2 samsung galaxy s batteries soldered together. They were 1650 mah each. I have been doing this with all my phones for quite some time. You will get better battery life than most of the extended batteries that you can buy out there.
Sent from my PG86100 using XDA App
bl8zeone360 said:
I actually have 2 evo 3d batteries soldered together in my phone now and repacked. I've been using for 2 weeks now. I get the best battery life i have ever gotten. I'm a very heavy user. It can last me way over 20 hours with heavy use.
Before this battery I had 2 samsung galaxy s batteries soldered together. They were 1650 mah each. I have been doing this with all my phones for quite some time. You will get better battery life than most of the extended batteries that you can buy out there.
Sent from my PG86100 using XDA App
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How do you fit them in?
Sent from my PG86100 using Tapatalk
Just buy the cheap extended battery from ebay and use the door from it. Get the one that doesn't have the hump.
Sent from my PG86100 using XDA App
This looks like a "Hold my beer and watch this!" redneck moment!

Hyperion Samsung Galaxy Note 2 x Battery + Charger $24.99

http://www.amazon.com/gp/product/B006J90GBY/ref=oh_o01_s00_i00_details
I just recieved this in the mail today and am charging them as I write this. Seemed like a fair price for what I hope are quality batteries. If they last a year I'll feel like I got my money's worth.
I'll post updates on their longevity compared to the stock battery once I go through a cycle or two.
CradleRob said:
http://www.amazon.com/gp/product/B006J90GBY/ref=oh_o01_s00_i00_details
I just recieved this in the mail today and am charging them as I write this. Seemed like a fair price for what I hope are quality batteries. If they last a year I'll feel like I got my money's worth.
I'll post updates on their longevity compared to the stock battery once I go through a cycle or two.
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I got this as well and it's on its way. I hope to simply rotate them well enough that I get good longevity between the three (the two from this purchase and the OEM one).
i also got them they seem to work just fine
I trust that these batteries will work just as well as the OEM one...in terms of both battery life and overall longevity. Based mostly on the fact it's a US based company.
Unlike those HK ones...that sell for cheaper...but they're lucky to even hold a normal charge for like 3 months. Basically, we get what we pay for...more often than not.
I just ordered this off of Amazon. I figured for the low price it was worth the risk.
I've had them since Note Day #1 (2/17) and they are def worth the money. I just can't say how long they hold a charge, since I haven't kept track yet. My guess is that they don't last quite as long as an oem batt. But they don't seem horrendous and 2 batts and a charger to your door for about $30 is hard to not be happy with.
Sent from Tapatalk Pro on my Samsung Galaxy Note™, an AT&T LTE smartphone
I had an issue with mine today...
Left a battery on the charger overnight and got up and the light showing it was still charging the next morning....Tried another battery and over 4 hours later, the same thing happened...Put another battery in there, and within an hour (battery wasn't empty), it turned blue letting me know charge was complete (and phone showed 100%).
Got another one in there now and it's been there for about 2 hours, and the light shows it's still charging.
Is there a charger out there that has a display so you can tell what's going on??
gtnote said:
you cant buy cheap quality batteries and expect the performance of quality batteries it just wont happen, thats why you need 3 instead of 1
http://www.kevikev.com/Yoobao-2500m...-Note-High-Capacity-Battery-YB2000MAHNOTE.htm
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I think the charger is the issue...not the batteries...
Take a look at this calculator:
http://www.csgnetwork.com/batterychgcalc.html
The charger this comes with outputs DC4.2V~350mA~±50mA. Using the link to the calculator above, you should expect a 2600mAh battery to fully charge with this charger in about 9 HOURS!!
I'll post updates as I find out more.
gtnote said:
i use this one but havent tried it with the note battery since i had the iPhone but let me find it and see if the battery fits and how it charges. i know its adjustable and charges most cell batteries but the note battery is kind of big
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That charger charges at 550MA(MAX). That should take 5.37 hours at best. Still a far cry from the 1000mA that the stock charger uses.
gtnote said:
found it, does fit but ill need to dran a battery to find out how long it takes to full charge a 2500mah battery. bothh my batteries are full so ill let you know tomorrow
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Thanks!!!
Sorry..Duplicate!!!
gtnote said:
consider the fact that you should not drain a bettery beyond 25% or you will shorten the life of it because the work to hard and overheat beyond that so your talking about 75% of 5.37 hours = 4.0275 hours and i dont think thats a big issue unless your battery doesnt make it 4 hours and trickle charge is better on a battery??
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I was under the impression (maybe mistakenly!!) that for the first few charge cycles of a battery, you wanted to fully discharge and charge it...then after that...you can you can go back to the 75% rule.
At least that's the way it is with Lithium Poly Batteries.
Am I wrong?
Please Help
I guess this thread is dead?
It would be nice to get an update from those who bought these batteries 8, 10 or 12 months ago... to see how they held up.
I've been researching Hyperion and I've found quite mixed reviews... Several places I found photos (obviously can't be truly verified) of Hyperion batteries with the labels peeled back to reveal the metal shells which appeared to be stamped/marked (presumably by the ORIGINAL manufacturer) with different product ID codes, serial #s, as well as significantly lower mAh ratings than Hyperion's outer sticker.
I'm curious if any of those who started this thread still have their batteries... How have they held up? Are they still good?
Does anyone still have one of these batteries that they're no longer using? Would you be willing to try stripping back the label to check to see what you find under it...
I do believe that there probably are some companies that actually do make good, less expensive alternatives. But the scammers need to be exposed...

Battery case vs External Battery Bank, which do you prefer and why?

This S8 is going to be my first sealed battery phone. I'm going to miss those days of being able to carry a spare battery and get back up 100% in 30 seconds. I'm wondering if I should get a battery case or an external battery bank?
Which one do you use and why do you prefer it? Is there anything that you don't like about it?
I've been reading that it's best to charge the sealed battery when it drops to 40% and then stop charging when it reaches 75-80%:
http://batteryuniversity.com/learn/article/how_to_prolong_lithium_based_batteries
I think it'd be easier to do this with a battery case that has an on/off button.
just avoid discharging to 0% and when ever you can don't charge to 100%. I heard somewhere that s8 battery has better properties that last generation samsung phones and it wear out waaaay slower.
External Battery Bank.
Coz, I don't want my phone to be as thick as a brick. When the bettery is going to run out, I prefer to use the cable to connect to a power bank.
In addition , the power bank mostly have much more juice than a battery case.
I think a battery case is more convenient. I have both and I like not having to carry the phone in one pocket and the cord and bank in the other. However, having a bank allows you to charge multiples devices and last longer since it isn't made for a specific device. The bank would be more useful and the case more convenient.
Jasper__ said:
External Battery Bank.
Coz, I don't want my phone to be as thick as a brick. When the bettery is going to run out, I prefer to use the cable to connect to a power bank.
In addition , the power bank mostly have much more juice than a battery case.
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Plus 1
hey guys we are in the 2017 era, do you really think that those batteries has some problems in being discharged to 0% and being recharged at 100%?
you will sell this phone before the battery die, this is sure
in any case I prefer the power bank way, just bought some of them.
https://forum.xda-developers.com/ge...nk-attemps-t3664153/post73577779#post73577779
I think a battery case would be better because you can slap it on charge up then take it off after. With a bank you have to plug in the phone and have the cord hanging around while the phone charges. Check out my boy Flossy's video:
https://www.youtube.com/watch?v=xwaD6mc318M
Shout-out to White Shoes..
I usually carry an external battery pack in my backpack. Though I hardly use it. If I'm going on a weekend camping trip with my friends, I slap on a battery case.
Sent from my SM-G950F using XDA Labs
I'm using Aukey 30000 mah battery, it's heavy and bulky but capacity is amazing, I can charge all my devices from one power bank)
I'm using the "Galaxy S8 Plus Battery Case, Wuloo Charger Case 5500 mAh Extended Backup Battery Juice Pack Rechargeable Charging Case Power Bank Cover for Samsung Galaxy S8 Plus 6.2 inch". It's pretty reliable except that the front screen is completely exposed.
Sent from my SM-G955U using Tapatalk
sblantipodi said:
hey guys we are in the 2017 era, do you really think that those batteries has some problems in being discharged to 0% and being recharged at 100%?
you will sell this phone before the battery die, this is sure
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I'm surprised there were more people with "battery tips" than those willing to reaffirm this statement. As long as you're using reliable chargers and/or charging cases and not regularly in 110+ degree weather, you really don't need to overthink things when it comes to insuring the longevity of the Li-Ion batteries Samsung uses.
As for the base question, I agree with...everybody, and say both.
The S8 is not a small phone to begin with. Without a case it barely fits in the back pocket of most of my jeans at least a bit, and creates a clear rectangular outline in all but my loosest of jeans that just looks...awkward. I don't like big phones for every day use as much as most people seem to, but if I'm dressed semi-nicely and going out for the evening I'm fine with the way it looks and feels in my back pocket.
There is NO battery case that exists where that would still be true, I mean, as others have said, the phone becomes a brick. For regular use outside the house, battery cases just look and feel awkward. I've now owned three, including the insanely overpriced Mophie option sold at Best Buy (it was a gift, don't waste the money) and when doing work around the house they're great for heavy use through a full day, whereas I usually have to plug it in fairly early into the evening when running on the internal battery alone.
For every day use, outside the house, I always carry a messenger bag with a QC 2.0 compatible battery pack. Considering the fact that most battery cases are bulky enough to warrant carrying them in a bag, it just makes more sense to me to carry a 18650 cell based battery pack with a far greater capacity (even on the low end) than any case is going to have, and when in use, or if I want to put my bag down for a while, I can just unplug and use my semi-normal sized phone, or carry it less awkwardly in my pocket for a while.
Especially with QC 2.0 being so...quick, I'd say a battery pack is far preferable for most people in almost every case, but battery cases do have their place here and there. If I need something really compact I personally go with the Anker PowerCore Speed 10000 (36Wh), but I usually end up carrying one RavPower or Anker's larger packs that can use QuickCharge to charge the S8 as well as the battery pack itself. Its not as notable if you're only draining the battery pack every few days and charging it overnight, but for my purposes, often on the road, camping, and hiking, being able to have a 72-80Wh pack charged in less than half the time has been a huge convenience.
I'm using this one.....
Plus 1 for power bank
Battery pack
I'm using a battery pack, usually when I'm out long enough to empty the battery I bring my backpack which has a usb port on it

40w Charger, Safe to use often?

Hi,
I love the speed this charges … up 12% in the time it took me to make a coffee but that got me thinking...
Is it safe for the longevity of the battery to use whenever its time to charge or your phone or should you really only be using it in them times you really need a fast charge and keep a puny 2a 5/9v for them longer periods, such as overnight
EDIT: and now that's about 40% and the charger is pretty toasty, battery warm to touch also
Let be any Lithium batteries, slow is generally safe and will guarantee longevity of battery. 40W is a Huawei's throw in the face answer to OnePlus, that's it. So I would suggest 5V-2A to be good. 500mA laptop output is safest in my opinion, slow yet tension free.
rakesh2002 said:
Let be any Lithium batteries, slow is generally safe and will guarantee longevity of battery. 40W is a Huawei's throw in the face answer to OnePlus, that's it. So I would suggest 5V-2A to be good. 500mA laptop output is safest in my opinion, slow yet tension free.
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But 500mAh from laptop is not stable and clean enough. It should be high quality charger
No, of course it's not safe to use it often. I'd limit it to once a year, personally.
[/sarcasm]
If it was risky, Huawei wouldn't offer it, particularly after the Note 8 disaster.
David Horn said:
No, of course it's not safe to use it often. I'd limit it to once a year, personally.
[/sarcasm]
If it was risky, Huawei wouldn't offer it, particularly after the Note 8 disaster.
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Well Dave, I said for its longevity... not is is at risk of catching fire like the Note 7.... and that was do to with their faulty batteries and not their chargers
yeah it would degrade the battery faster than a slow charger if you use it daily and keep the phone for 2 years you might notice it. I'd suggest a slow wireless charger for overnight charging (it also causes more heat that plugging it to a cable doing 5V and 0.5-1A but it is pretty convenient to just put it in the pad right before going to sleep and in the morning just pick it up with one hand) and 40W for fast boost when you need them
I think they've done their homeworks and it's safe to use for longevity. Looking at numbers in AccuBattrry, it charges as fast as 7000mah at first but once it gets around 90%, it slows down to like 500-1000mah (note I didn't check this over and over thoughrouly) to help battery longetivity.
That said, I don't think anybody here can often anything more than a personal opinion. Unless we can find a technical document from Huawei regarding this, I'd say nobody knows and we'll see in a year or two...
That said, the phone battery is supposed to be 4200mah but so far AccuBattery always reports 4000mah after each charge (it used to be accurate on my old s8).
Wonder if I'm the only one? Or is Huawei 100% charge actually stopping at 4000mah and saving the last 200mah for better longevity so it takes more months or years before it feels like the battery lasts less time?
I'm sure they know what they are doing. If you look into how batteries work (any batteries, the same rules apply to your car battery) they can be fast charged without harming them up to a certain percentage. After that, trying to cram the juice in reduces longevity. This is all well understood at this point, and they wouldn't ship the phones with the 40W charger if it meant a chance of evidence coming out that this harmed the capacity or longevity (number of charge cycles) anytime soon. At max charging speed the phone barely gets warm, which was always a tell-tale sign of overcharging.
On a side note, the 2013 Nexus 7 (which had a terribly underpowered SOC/battery for the screen) was so terrible at drinking the battery that custom firmwares gave you the option to only charge the battery to 95%. Note that this has nothing to do with charging rate, or any of that - simply a cap on that last 5%. The result of this was an estimated SEVEN TIMES bigger amount of charge cycles for the battery. In other words, even when you trickle charge a battery for that last few precious percent, you are doing damage - that is inherent in the design of all batteries.
The efficiency of this Kirin 980 is *ridiculous*. They said that the battery would last 2 full days. They didn't mean it *could* last 2 full days, they meant it *will* last 2 full days - even under fairly heavy usage. It is almost impossible to believe how advanced power consumption efficiency has become, especially given that this is an 8 core (on the main 'CPU') fab capable of performing 5 TRILLION floating point operations per second. I don't think people realize the scope of that number - it makes an S9 looks like an 8 bit Nintendo by comparison. Like the A12 Bionic, it is nearly 10 times the raw processing power of the iPhone X, which was already handily kicking in the ribs of any other phone by orders of magnitude.

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