Is your GoPro Hero 7 Black camera draining a fully charged battery overnight even if the unit is powered off? - Quora
8 Tips to Extend Your GoPro Hero 5 Battery Life
How to Get the Most from Your GoPro's Battery - 3D Insider
Keep battery from draining when off & not being used
Battery for Gopro Hero 8, Hero 7, Hero 6, Hero 5 Black 3-Pack 1800mAh and 3-Channel LED USB Storage Charger with High Speed Micro SD Card Reader Function(Fully Compatible with Hero 8/7/6/5 Official)
GOPRO BATTERY KEEPS DYING | GoPro Battery Drains While Off Problem - YouTube