Overview Charge your MAX batteries using a USB port. The MAX Dual Battery Charger automatically prioritizes which battery gets charged first, so you’ll get a fully charged battery as quickly as possible. Includes a spare battery. For up to 48% faster charging,[1] use it with the GoPro Supercharger (International Dual-Port Charger).[ 2] Key Features Conveniently charges 2 MAX batteries using a USB port Optimizes charging so you’ll get a fully charged battery as quickly as possible Allows you to charge your spare batteries while you use your camera Dual LED lights display charging status of both batteries Includes a spare 1600mAh lithium-ion MAX Battery For faster charging,1 use it with the GoPro Supercharger (International Dual-Port Charger)2 Warning: Do not use the battery if it has been damaged. Follow all warnings and instructions in the camera user manual. 1Measured in 25°C room temperature. Charging performance may vary based on charging conditions. 2Sold separately.