Whether replacing a worn battery or wanting to pack along an extra, the Panasonic VWVBT190 lithium-ion camcorder battery delivers reliable power. It's lightweight and provides 3.6V, using specialty carbon that ensure you get stable power for the duration of the charge. With no memory effect you can charge the battery for short periods without worry. | Panasonic 1940mAh Lithium-Ion Rechargeable Battery for Panasonic Camcorders (VWVBT190)