The HP KS526AA 12-Cell Multi-Charge Extended Battery holds a charge for up to eight hours. The battery life can be checked at anytime with the fuel gauge. It can be done without turning your laptop on.
This battery gets 5-8 hours of use.
A multi-charge battery can be re-charged while your laptop is on or you can use the AC Adapter port to charge while detached from the notebook. An example is the HP KS526AA 12-Cell Multi Charge Extended Battery. It can add up to eight hours of battery life.
Call your wireless provider and order a extended battery if your phone supports a extended battery you will also need to purchase a extended battery back because the extended battery is thicker than the original battery
8 hours
A battery tender is a low-current battery charger that will maintain battery charge (without overcharging) while vehicle is in extended storage
The Psp Lite Slim Rechargeable Battery Pack Extended Life would be a great pick.
Extended battery life is where the Panasonic Toughbook laptop really shines, with 10 hours of battery use before a recharge is needed, or 14 hours if you get the optional second battery.
The best battery is the one that come with the extended life kit, its the 2200mAh battery. It suppose to increase 20% more battery life in older PSPs and 80% on the the slim PSPs.
Extend your BlackBerry 8100's use time with BoxWave's new ElectraSpan Extended Battery! It is a high capacity rechargeable lithium ion (Li-Ion) battery that is specifically designed for your BlackBerry 8100. With up to 200% the use time of a standard battery, the ElectraSpan extended battery is the essential accessory for BlackBerry 8100 users who can't or don't want to worry about missing a charge.
tools: socket wrench (with extended arm), wire brush (optional) the battery is held in place by a small clamp grip that is located at the bottom of the battery, on the side closest to the engine. disconnect both battery terminals using the socket wrench, attach the extended arm & the appropriate socket--and unscrew the bolt holding the clamp in place. remove battery
The use of an aftermarket battery shodl have no effect on the blackberry warranty.
Generator, or extended battery, or just a basic laptop battery....i have no idea what the previous guy who answered this was smoking.