Concerning devices that store electrical power which can be used to run various devices in the absence of external power.

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12 views

MagSafe light turns out orange after few seconds

Is it normal for MagSafe to have orange light (not directly to be green light) 3-4 seconds after plugged to outlet ? I'm a bit nervous with this matter as I've just bought a new mbp after my ...
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0answers
4 views

My Ipod 5th Gen won't turn on

I have an Ipod touch 5th gen and i use a cheap £1 charger to charge it up, but recently my Ipod ran out of battery so i plugged it in using the charger and my Ipod was completely unresponsive, i tried ...
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0answers
5 views

Low battery notification only at < 5%

I have the latest MBP retina 15", it is normal that it informs me of the low battery level at such low percentage? Since this percentage changes every time I think is more something related to the ...
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0answers
7 views

How to read iOS system state when running an app on background? [on hold]

I searched informations about possibilities when running an iOS app on background, but I didn't found same on different sites. My application has to read the battery level (with steps of 1%) and the ...
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1answer
20 views

Change battery from MacBook Pro to white MacBook

Is it possible put the battery from the MacBook Pro 13″ (2009-2012) to the white MacBook (2009)? Are they same or not and which gives me more battery life?
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20 views

Mac Air battery replaced, recognized, but not charging

So I attempted to replace my Mac Air battery myself. Swapped it out just fine, screwed things all back in place. Problems: It's recognizing the battery in the System Preferences>Power display, but ...
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0answers
5 views

change backgrounds on charge, pause on battery

Is there any way I could change my background when it is on charge, and pause when it is on battery? (using the preset 5,10,15, etc interval per background when on charge) I have tons of ...
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1answer
26 views

iPad Discharged and not charging

My iPad was in good health when it was used last. That was about 8 month ago. Now it wont come on and on connecting it to the charger, the low battery sign comes on with the 3 red stripes. That's all ...
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27 views

iDevices and batteries

As you may know, best practices to prolong batteries lifespan include charging battery no more than 80-90%, with a complete full range charge-discharge cycle (5%-100%) once a month. So I'd like to ...
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26 views

Only sleep MacBook Air when lid is closed

I have the following power management settings defined for my MacBook Air. Shantanus-MacBook-Air:~ shantanutomar$ pmset -g Active Profiles: Battery Power -1* AC Power -1 Currently in ...
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0answers
12 views

Device to measure power available from charging point [closed]

I know that anything that you plug a lightning cable into will charge an i-device at SOME rate. But that rate varies wildly, depending on the original source of the power (real apple mains converter, ...
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1answer
28 views

Battery problems on MacBook Air

I have a 13" mid-2012 MBA, which runs fine except one thing: in the past year the original battery started to deplete its charge quickly and now only holds about 50% of the original capacity. So I ...
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1answer
29 views

iPad mini must be plugged in to turn on even if battery is fully charged

When I press the button to turn on the iPad mini it is asking to be plugged in despite the fact the battery is fully charged. Once plugged in for a few seconds I can remove the plug and the iPad mini ...
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0answers
8 views

iPad shows Not Charging but does charge

My iPad 2 says "Not Charging", but it is charging. It's been acting odd for about 5 months. Operating system problems. Screen goes blank, apple icon flashes. I've done 10+ restarts, restore, and ...
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1answer
32 views

Macbook pro Battery Question

Is it normal for the maximum mAH to fluctuate by 100's from time to time for a 2012 macbook pro?
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1answer
27 views

New Battery for my Vintage MacBook

I need a new Battery for my late 2008 MacBook but Apple consider it as Vintage so stopped producing it. I searched my new battery on eBay and I've found two alternatives at, more or less, the same ...
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3answers
35 views

Looking for a way to mimic the battery-saving behavior of closing the lid without actually doing so

I'm looking for a way to keep the lid up, yet tell my Macbook Pro Late 2013 to do what it would do if the lid was actually closed. When I close the lid, the battery lasts for a long time, not so when ...
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1answer
51 views

Is there an easy fix for an old iPhone 5s battery?

I have had my iPhone 5s for almost two years now, and the battery has been dying quickly. For example, even when my phone is on airplane mode, it will drop from 90% charged to 85% charged within two ...
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1answer
29 views

Best practice to maintain high charge count [duplicate]

I have a MacBook Pro, always plugged, I put it to sleep during the night. Is that the best thing to do if I want to maintain a high number of remaining charges, while also keeping a healthy battery? ...
2
votes
1answer
215 views

How can I keep my Apple Watch from draining my iPhone's battery?

I used to have to charge my iPhone 5s just once a day, over night. Now that I'm using an Apple Watch, I find that I have to charge my phone 3 or 4 times because my battery is draining. I'm not using ...
2
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2answers
444 views

Apple MacBook Pro Battery vs Processor

I'm configuring a new MacBook Pro 15″ 2015 and wanted to know if the processor speed affects the battery life? 2.5GHz Quad-core Intel Core i7, Turbo Boost up to 3.7GHz 2.8GHz Quad-core Intel Core ...
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0answers
16 views

MBP not charging despite SMC reset

Late 2008 Macbook pro4,1, "Battery not Charging", steady green led. Battery seems fine, and is after market but won't charge. It worked well a week ago before not being used over the long weekend. ...
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1answer
121 views

MacBook shut down at 20% battery with no warning?

My 2013 13" MacBook Retina (OS X 10.10.3, Yosemite) shuts down when I have about 20 minutes of battery left. Not sleep, full shut down. It does this with no warning at all. I seem to remember ...
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2answers
23 views

What specifications does my iPhone 5c require to charge?

I'm looking into portable battery packs and I was looking into the electrical specifications of the pack. This got be thinking what current and voltage does my 5c need to charge?
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1answer
40 views

Unusual problem regarding old water damage, new battery not charging macbook air mid 2011

I have quite strange problem. I had some water damage on my computer few month ago. After it dried completely computer worked only when I unplugged the battery but if I unplugged the charger my ...
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1answer
33 views

Would the battery from a 13“ MacBook Pro (2010) work in a 15” MacBook Pro 2011?

The battery of my MacBook Pro 15" (early 2011) died recently and I happen to have the battery from a 13" MacBook Pro (2010) handy. Does anyone know of any reasons why this battery would not work? ...
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1answer
77 views

I know my battery should be replaced, but is that all of the problem? (Update)

Updated: I am using a MacBookPro8,1 with non-removable battery. Recently that battery charging status was Replace soon. But it was working fine and kept enough charge for my daily works. So I didn't ...
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2answers
151 views

How do I extend the lifespan of my MacBook's battery (2015 Retina Model)

I have just received my 2015 Retina MacBook. I would really like the battery to last long. Is there anything I can do to extend the battery life because my retina MacBook Pro's battery got ...
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0answers
92 views

iPhone 5s is draining battery really fast like 2-3% in a minute

I have taken all the measures which can fix battery life for example turning off location service, disabling push notification etc. My iPhone is updated to latest version i.e 8.3 and i have even done ...
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0answers
58 views

iPhone 5s iOS8.3 battery indicator fritzing

I noticed today that the battery indicator on my almost 6-month old iPhone 5s was giving me inaccurate readings. Throughout the day, it was draining normally until it reached 20%. As soon as it ...
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0answers
50 views

Testing an iPhone 5C without a battery or screen

I have a previously broken iPhone 5c that I removed the offending parts from. The screen was shattered beyond repair, and the battery was in pretty bad condition. I'm planning to buy some new parts ...
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0answers
90 views

Calculating battery capacity (in mAh not percentage) without removing battery

Phone batteries wear out over time, having less and less capacity to store energy. The iPhone keeps a counter of battery cycles or charges, but this does not speak to the issue of battery capacity. ...
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0answers
105 views

Low Battery Crash with no Battery Usage on ipad 2 with ios 8.3

My iPad 2 has been crashing recently with no warning and then takes several hours charging before it comes back to life. When it crashes there is only a low battery icon, and no charging symbol when ...
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0answers
20 views

Charger Help what do i do?

My brother just bought this iPhone 4 (black) online from eBay and for a month it was perfectly fine. Then he gave it to me and on my third day with it, it wouldn't charge when I woke up. The phone is ...
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2answers
59 views

Is safe battery replacement for iPhone 5?

My iPhone 5's (bought on January 2013) battery life is now something about 5-6 hours. I found some possibilities how to buy new battery and replace it. Does anybody have some experiences with this ...
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1answer
26 views

Swap Batteries MacBook Pro & MacBook Unibody

My MacBook's (late 2008, unibody, 13") battery has just become very bad. I also have a MacBook Pro (mid 2012, 15") which has a still-ok battery. Now, since I take my MacBook (the old one) everywhere I ...
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1answer
35 views

Can I use a Early 2011 MacBook Pro 13“ charger with my Late 2013 MacBook Pro 13” with the MagSafe Adapter?

I bought a Early 2011 MacBook Pro 13" but eventually upgraded to a newer Retina Late 2013 13" model. I'd like to get another charger, but I'm curious if I could use the old charger that came with ...
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1answer
32 views

iPod less than 1 year old battery life

My less than 1 year old iPod touch (A1421) lasts about 8 hours with no use other than listening to podcasts. Is this level low enough to justify an in-warranty battery replacement? If so, do I ...
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1answer
42 views

Brand New Macbook Pro 15" Battery

I just bought a brand new 15" Macbook Pro (mid 2014) and it came with already 2 battery cycle counts, is that normal?
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2answers
70 views

iPad plugged to charger turns off due to low battery

My iPad is connected to charger yet battery level decreases (not as fast as plugged off but still). Is it a fault that can be directed to Apple Support for warranty or normal behaviour? I though that ...
0
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1answer
97 views

Is there a way to find out information on battery through macbook serial number?

i bought my MBP Retina display 13"(late 2013) 5 months ago; a week ago i had to change its battery at an authorised reseller when my small sister accidentally dropped a whole glass of water on it. i ...
2
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2answers
67 views

Is it harmful for the battery to use a 60 W instead of 45 W charger?

So, my dog bit through my MacBook Air charger and i just ordered one online without really knowing what all the specs meant. Now my question, does it hurt my battery to use a charger with a higher ...
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1answer
53 views

How to prolong battery life

I have recently brought my self a MacBook Pro (2015) battery life because I was getting 4 hours or less on my MacBook Air (2010) that had about 800-880 cycle counts. Because of the battery issue with ...
44
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7answers
20k views

Is charging iPhone all night harmful to my iPhone?

I normally charge my iPhone all night to get 100% power, does this charging way harm my phone? Or, specifically, phone battery?
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1answer
62 views

What does an Apple “battery service” involve?

I've got a mid-2012 13 inch MacBook Air that I've owned since new. Quite soon after I bought it, the drop-down menu that appears when I click the battery icon in the menu bar included the item ...
0
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1answer
66 views

Power adapter green light blinking on - non genuine adapter

I recently acquired a new power adapter 85W for my macbook pro retina late 2013. I made sure the specifications matched the official Apple adapter and in fact I have not noticed any performance ...
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0answers
98 views

New MacbookPro 13 Retina MID2014, temperature issues

Bought this Mac two weeks ago, and I used to have a MacbookAir. I believe in my MacbookAir the battery temperature usually stayed around 30 Celsius while using it, even heavily. With my new Macbook ...
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2answers
57 views

What does (10 hours)² mean? (specifications)

I was looking at the specifications of the MacBooks (pro) on Apples website and I saw this. Built-in battery (10 hours)². What does the '²' mean? Why (10 hours)² and not 10 hours?
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1answer
61 views

IPad Battery replacement criteria under warranty, no applecare

does the complimentary one year warranty cover replacement of batteries that go below 50% of original capacity? What is 50%...? Like how fast does it have to drain? Is there a way to measure without ...
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1answer
58 views

Difference between Express and Standard Replacement Service for iPad battery

Can a user use Express Replacement Service to get a new battery if still under warranty? How's that different than Battery Replacement Service again under warranty?