Battery life refers to the amount of time that a portable computer such as a laptop can function while powered only by its battery.

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Real battery life numbers with Asus EEE 1000H?

I am looking to buy a netbook with the longest possible battery life. There are many questions dealing with the topic of battery life in netbooks, but very few replies contain precise numbers. So, my ...
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1answer
353 views

Macbook Battery Charging Troubles

Problem: Occasionally, my macbook's battery will say it's charging and actually won't be. It stays at 0% for a long time. Other info: I thought it was my battery (laptop was 3 years old). Got a new ...
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Macbook pro asks me to “Service Battery”

A couple of weeks ago I checked the battery and at that point in time (after 160 load cycles) it still had a capacity of 5000 mAh. Today, my 2006 macbook pro tells me via the battery menu to ...
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custom threshold for charging laptop battery

In order to avoid unnecessary recharge cycles on Ubuntu, is there a way to set the threshold determining when the laptop battery is being charged? Perhaps a manual switch to disable charging ...
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iPod Charge - How to find out without disconnecting it from Computer

How do I find out how much my iPod has charged without disconnecting it from my PC (Safely Remove Hardware and all). I connect my iPod to the USB port of my PC and it instantaneously fires up iTunes. ...
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What is the best way to know Apple Remote Control battery status?

Is there any way to know the Apple Remote Control battery status from my Mac OS X?
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Very poor battery life on Lenovo ThinkPad W500 laptop

I have a new ThinkPad W500 laptop (w/ 9 cell battery) running Windows 7 RTM 64-bit. All drivers* and BIOS are the latest. Battery life appeared poor so I performed several tests under the following ...
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What is the impact of leaving a laptop in “sleep” mode (while on battery power)? [closed]

How much battery would leaving my laptop at "sleep" mode consume? is the consumption low enough so that it would be safe to leave the laptop sleeping at nights regularily and using it tommorow? ...
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Do newer laptop batteries still need to be drained before recharging?

10 years ago when I was doing hardware support it was best practice to fully drain a laptop battery prior to recharging in order to maximize its life. Is this still the case or can a battery now be ...
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2answers
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Sony Vaio, Battery Problem; Never at 100%?

Every time I recharge my sony vaio, it'll recharge up to 100%. However, in the morning as I unplug it from the recharger, the battery life is always at 80-89% when I begin to play. Why isn't it at ...
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2answers
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Performance for Intel's new Low-Voltage CPUs

I've been laptop shopping recently, and I'm intrigued by the Acer Timeline series. It seems to fit somewhere in between "netbook" and "power laptop" performance-wise, and is rated at 8 hours battery ...
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4answers
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Battery Life Practice

What should i do with my battery to have it live the longest? I was told the few first timing it i should let it completely drain then charge it. Should i leave it completely drain for a few days? ...
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Should laptops remain plugged in when their battery is 100% charged?

When your laptop's battery is 100% charged, should you leave it plugged in so any battery power doesn't get used, or will that cause overcharging, overheating, etc.? Should the laptop be unplugged ...
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9answers
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Is it better to use a laptop on battery or on AC power?

When I'm at home, is it better to use the laptop plugged into AC power, or with just the battery, for the overall battery life?
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7answers
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Can I reduce the CPU speed of my MacBook when on battery?

I've got a MacBook with a Core 2 Duo CPU. I've got CoreDuoTemp installed which can show the current speed of the CPU. It appears to always show: Mini : 1.0 GHz Maxi : 2.0 GHz Current : 2.0 GHz I ...
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6answers
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Turn off monitor on del Vostro 1500 while laptop in use?

Since I'm blind and use screen reading software I don't need to use my laptop's monitor and it's nothing but a battery drain. Is there a way to turn off the monitor on a del Vostro 1500 laptop while ...
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4answers
256 views

Common battery life tips for any device

Even though many devices are very different, there are often common settings or features that can be turned off (or on, in some cases) to get better battery life, such as background lights. What are ...
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3answers
356 views

How can I maximize my battery global lifetime?

My laptop is used as a desktop computer, and is always plugged-in. I heard that battery should be fully discharged/recharged at least once a month. Is that true? Are there other efficient ways to ...
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3answers
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How to get the most out of laptop battery life of a Windows PC?

I'm a big fan of portability and battery life. I want to take the most out of a single recharge. Any tips to accomplish that? Things on top of my mind: Voltage reduction (with RMClock, any better ...