Wasabi Power Battery for Panasonic DMW-BCK7, NCA-YN101G and Panasonic Lumix Cameras Rechargeable lithium-ion battery for Panasonic DMW-BCK7 and NCA-YN101 Premium Japanese cells for longer battery life with no memory effect Completely compatible with the Panasonic charger Rated at 3.6V and 1100mAh for a 55% longer run time than the Panasonic original Includes BCK7 battery and contact cover; 3-year manufacturer warranty