Store and simultaneously charge up to two batteries for your HERO11, HERO10, or HERO9 Black camera with this 2 Batteries + Dual Fast Charging Box Kit from TELESIN. The kit includes a two-slot charger/storage box and two 1750mAh lithium-ion batteries for the HERO11, HERO10, or HERO9. The box features two slots to store microSD/TF cards, and it can charge the batteries up to 75% in approximately 30 minutes.
Each battery is fully decoded so it'll display the remaining battery life on the camera display, just like the original GoPro battery. They feature numerous safety features, including a fireproof PVC casing and overcharge, overcurrent, overdischarge, short circuit, overvoltage, and undervoltage protections. The box also supports fast charging utilizing an optional 18W PD charger to fast charge one battery, and it requires a 30W PD charger to fast charge both batteries.