Conveniently charge your HERO4 camera batteries with the Dual Battery Charger, the only GoPro charger that allows you to charge two HERO4 batteries simultaneously. Featuring USB compatibility, you can power it with most standard USB power adapters, the GoPro Wall or Auto Charger, or a computer. Dual LED indicator lights display the charging status, so you know when your batteries are ready for action. Includes a spare 1160mAh lithium-ion rechargeable battery for your HERO4 camera.- Conveniently charges two HERO4 camera batteries simultaneously.- Can be powered with most standard USB power adapters, the GoPro Auto or Wall Charger, or a computer.- Dual LED lights display charging status of both batteries.- Allows you to charge your spare batteries while you use your camera.- Includes a spare 1160mAh lithium-ion rechargeable battery for your HERO4 camera.