GoPro HERO 4 Dual Battery Charger Description: This is the GoPro Dual Battery Charger, compatible with HERO4 batteries and cameras only! Conveniently charge two GoPro Li-ion batteries simultaneously with the Dual Battery Charger. Featuring USB compatibility, you can power it with most standard USB chargers, the GoPro Wall or Auto Charger or a computer. Dual LED indicator lights display the charging status of both batteries: in process (amber) and fully charged (green). Features: Conveniently charge two GoPro Li-ion batteries simultaneously Power with most standard USB chargers, the GoPro Auto or Wall Charger or a computer Dual LED lights display charging status of both batteries Includes: Dual Battery Charger USB Cable Warning: Do not use the battery if it has been damaged. Follow all warnings and instructions in the camera User Manual.