The GoPro Dual Battery Charger with Rechargeable Battery bundle comes with dual chargers and a standard 1600mAh battery to power your GoPro MAX 360 camera. The charger allows you to charge a single battery or two batteries consecutively. Charge the battery with the most remaining runtime first to give you a fully charged battery as soon as possible. Separate LED indicators confirm the charge status of each battery. The charger plugs into a USB power supply and a compatible USB Type-C cable is included.