This is a new brand new Battery for the Sony SVT151A11L battery. You can expect about 3- 5 hours of battery life with this Sony SVT151A11L battery when new, depending on your energy use, the brightness & size of your screen.

This Sony Vaio SVT151A11L battery is rated 11.4 volts, 3500 mAh and replaces the Sony VGP-BPS33 laptop battery part number.

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