45Wh Lithium-ion battery pack

The Lenovo SB10V25242 is a rechargeable battery for Lenovo computers, intended to provide stored energy when you use a computer away from a power outlet. This version is rated at 45 Wh and has a charge capacity of 4000 mAh.

It uses Li-Polymer chemistry, with a stated rating of 11.34 V, and is listed in black. These specifications identify the 45 Wh version of the SB10V25242 battery.