Pop a fully charged GoPro Rechargeable Battery into your HERO5 Black camera and capture your adventures. This rechargeable battery is based on a lithium-ion chemistry and has a capacity of 1220 mAh, slightly larger than the previous generation battery. Despite the size improvement, charge times have improved with this generation as well by taking advantage of the USB-C rapid charging feature. Additionally, an integrated authentication chip handshakes with the HERO5 Black communicating exact battery percentage, so you know when it's time to recharge.