Synergy Digital Camcorder Battery, Works with JVC GY-HM170UA Camcorder, (Li-Ion, 7.4V, 3000 mAh) Ultra Hi-Capacity, Compatible with JVC BN-VF823 Battery
Amazon.com : Rechargeable Battery Pack for JVC Everio GZ-E10AU, GZ-E10BU, GZ-E10RU, GZ-E10VU Full HD Camcorder : Electronics