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Results tagged with battery
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user 9495
Concerning devices that store electrical power which can be used to run various devices in the absence of external power.
2
votes
Accepted
when it say "Built-in battery", then does it mean that "battery is not user-replacable"?
Either way, all iPhones have a built in battery. … The iPhone 5 still uses broadly similar language "Built-in rechargeable lithium-ion battery".
You can swap it out, but it's not a simple job. …
- 25.7k
2
votes
How much time do I have left on my iPhone 4s
Hard to say, but if you are only talking a few hours, then airplane mode uses less than a couple of percent overnight for me, and will actually use less power than performing a shutdown and restart wh …
- 25.7k
1
vote
How iPad Air gives almost same battery back up even with less battery pack?
with fewer elements, along with reduced silicon fabrication size combined with a switch to the new more efficient 64bit architecture means that the device simply runs on less power, allowing a smaller battery …
- 25.7k
0
votes
How can I see which processes are draining my macbook battery by percentage?
Remember that overall the programs that you run don't tell the full story about what is using your battery. … I believe that anecdotally the Android phones typically chew approx 60% battery on the screen alone. …
- 25.7k
5
votes
How does the new iPad's Retina Display affect its battery life?
Battery life is marginally improved overall. Basically it's a bigger battery. … See this interesting article for more info
excerpt follows:
Because of the increased battery draw of the MDM9600 and Retina display, Apple had to significantly increase the iPad's battery capacity. …
- 25.7k
1
vote
My MacBook Air won't charge
You seem to have a dead battery, you can check the status by going to Apple Menu > About this Mac > System Information > System Report (10.7 or later, similar but different on older OS)
Your battery could …
- 25.7k
17
votes
Accepted
Why does my battery drop with 1% within a minute after removing the charger?
Battery level indications are notoriously unreliable in most devices. … This causes (or used to cause) endless user confusion; Why doesn't my battery get to 100%?!?! My battery is faulty...
So in iOS, they switched to a different method of reporting battery life. …
- 25.7k
2
votes
Accepted
MacBook Pro battery not fully charged sometimes. Need tips
It's not helpful to fully charge a battery, and then use a little bit (say 2 or 3%) and then top it back up again. … It's all about charging your battery efficiently, resulting in minimal wear and tear where possible.
So, to try to illustrate it by example:
You start with a flat battery, and charge it. …
- 25.7k
8
votes
Accepted
Charge from USB on computer or wall socket?
Charging more slowly won't make any difference, other than reducing the slight side effect of heat buildup on the iPad.
But it's perfectly OK to use lower powered ports such as those on your computer …
- 25.7k