The LI-92B Rechargeable Lithium‑Ion Battery from Olympus is compatible with several of their digital cameras. It features 3.6V of output power, a capacity of 1350mAh, and a rating of 4.9Wh. It can be recharged externally with the optional UC‑90 charger, or in-camera via the compact F‑2AC Adapter, which is supplied with the camera, or the optional F‑3AC Adapter. The battery is included with the camera and offered here as a spare or replacement part.