The NB-12L Battery Pack from Canon is compatible with the Canon G1x Mkii digital camera and the CB-2LG charger, which is available separately. It is included with the camera and is offered here as a spare or replacement part. The battery features 3.6V of output power, a capacity of 1910mAh, and a rating of 6.8Wh. The included cap covers the terminals to prevent short-circuiting.