How extended r u suppose tp charge the battery on a laptop to consider it is fully charged? How extended does the battery last before it needs charging again?
You want to charge the laptop until it finishes 100%.
It depends on the laptop brand and dimensions, some laptops get charged faster where as some are slow. My old laptops battery is not working due to fancy hours of charging so, you should not charge it for a long time.Check
Be prepared this video on CNET TV: cnettv.cnet.com If iOS 5 is killing your battery, tweak these settings to get more extract out of your iPhone 4S.
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A by stealth about the iPhone is you can charge it by shaking the phone. Grim about the sloppy transitions. I filmed this while working and line had to be placed upon smooth video.
Exciting charge poles at the parking lot of BYD Headquarters, Ping Shan, Shenzhen, Guangdong, China
Moving vehicle charging instal at BYD Headquarters, Ping Shan, Shenzhen, Guangdong, China
Wage-earner powering up a bus at the headquarters of Thundersky Battery Coterie, Shenzhen, Guangdong, China
RT @: Glad to report that after a full charge-discharge-charge cycle, my 4S battery is working perfectly normally.
Who TF Uses My Battery Gather together And Why. . Now I Can't Charge My Phone
Some any dickhead on the Sony Lift Line telling me to charge my laptop without the battery. Yeah coz that makes detect!
Vest-pocket Emergency AA Battery Charge Extender for the Sony Walkman NWZ-S636F - uses Gomadic TipExchange Technolo... 
Battery about to die. Charger bawak tp malas nak charge.