DC-Battery Australia is a Consumer Electronics company profession on PANASONIC CGA S002E, CGA-S001HH, CGA-S002, CGA-S002A, CGA-S002A/1B, CGA-S002E/1B, CGR-S002, CGR-S002E, DMW-BM7 Digital Camera Battery selling high capacity batteries with build in security circuit also DMC-FZ3B batteries are tested before ship from our warehouse.Base on 1 Year warranty for all our products. In here, DMC-FZ3B 100% compatible with PANASONIC DMC-FZ3B orginal Li-ion battery.