Smatree&reg; 1290mAh Replacement battery (2-Pack) and 3-Channel charger +Wall Charger + Car Charger+ for Gopro Hero 4 Camera With high-tech Japanese cells, rechargeable Li-ion batteries with 1290 mAh for longer battery life, equal or exceed OEM battery Rapid 3-Channel Charger allows charging 3pcs batteries for Hero4 at once for time-saving Smatree batteries and charger are compatible with the HERO4 Black and HERO4 Silver models Smart LED light indicated RED when charging and GREEN when complete 3-year manufacturer warranty