Campark 1000mAh Rechargeable Battery (2-Pack) and USB Dual Battery Charger for Campark Cube Action Camera ACT70 Campark for Cube Action Camera ACT70 Charges two camera batteries at the same time. Smart LED light indicates the charging state. RED light shows that the battery is charging, BLUE light shows that the battery is full charged or no battery in charging. 2 pcs 1000mAh 3.7V high capacity rechargeable battery Can be powered with most standard USB Wall or Auto Charger or PC