Combo Pack: The Koah 2-Pack Rechargeable Lithium-Ion Battery Kit with Dual Battery LCD Charger is a spare battery that replaces the AHDBT-901; also includes an LCD charger compatible with GoPro HERO 10 and 9. Not made for HERO11. Go pro with our GoPro-compatible accessories! Works with Original: This combo pack is fully compatible with the original GoPro battery and charger. The rechargeable li-ion battery pack works with the original GoPro charger, and the Koah LCD camera charger works with the original GoPro battery. Foldout Plug: The Koah LCD Charger for the AHDBT-901 battery features a foldout U.S. plug with a 110 to 240 V input voltage. This makes it highly compatible with any United States equipment. This Koah GoPro action camera kit also comes with a USB Type-C charging cable.