This Toshiba extended run battery which provides longer run times after each charge. This 12 cell battery has 35% more capacity than the other 9 cell high capacity batteries on the market. This is the largest capacity battery available in the market today for these Toshiba laptops. This battery will protrude to the bottom of your laptop about 1 inch. This has the effect of raising up the rear of your laptop keyboard, creating a slight angle to the keyboard.

Each battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 2 Year warranty.

You can expect about 5 - 7 hours of run time with this computer battery when new, depending on your energy use. This battery replaces the Toshiba Satellite L300 L300D L305 L305D L450 L455 L455D L500 L500D L505 L505D L550 L555 L555D series laptop batteries.