COMPATIBILITY: TELESIN Batteries and Charger Kit is fully compatible with Original GoPro Hero 9 black. Note: Please do not remove the black tape on top of the battery, it’s for taking out battery easily from the charger. LARGER CAPACITY THAN THE ORIGINAL : TELESIN Rechargeable Li-ion batteries capacity 1775mAh,30mAH more than the original battery.That means you have a higher capacity battery, more shooting time, and longer-lasting creative inspiration! CHARGE 3-PACK BATTERIES SIMULTANEOUSLY: Compact Quick Charger can charge 3 batteries simultaneously, with smart charging indicator LED light, Red for charging, Green for charging completed. Charging Time: about 2 hours for 3 batteries. RECHARGEABLE LI-ION BATTERIES : 1775mAh High-capacity batteries, 2:00 ~ 2:10 minutes of battery life in 1080/30/Wide mode. PACKAGE CONTENTS: 2 x batteries, 1 x 3-Channel Charger, 1 x Type C Charging Cable.