Optimizes charging so you’ll get a fully charged battery as quickly as possible Dual LED lights display charging status of both batteries Works with Enduro and standard GoPro batteries Enduro Batteries: Advanced 1720mAh lithium-ion battery boosts camera performance over standard GoPro batteries across a wide temperature range. Includes: Dual Battery Charger for HERO12 Black/HERO11 Black/HERO10 Black/HERO9 Black, 2 Enduro Batteries for HERO12 Black/HERO11 Black/HERO10 Black/HERO9 Black, USB-C Cable 1.5ft (0.45m)