Smatree Battery (3 Pack) and 3-Channel Charger with Car Charger for Gopro Hero 4 [NOT for hero 5] With high-tech Japanese cells, rechargeable Li-ion batteries with 1160mAh for longer battery life Rapid 3-Channel Charger allows charging 3 Hero4 batteries at once for time-saving Smatree batteries and charger are fit for HERO4 Black and HERO4 Silver models Smart LED light indicated RED when charging and GREEN when complete 3-year manufacturer warranty