Newmowa 1200mAh Replacement Battery (2-Pack) and Dual USB Charger for Xiaomi Yi Action Camera(AZ13-1 Battery Only Compatible International Edition) NOTEBatteries are NOT COMPATIBLE with the US Edition from YI Technology. If you got US Editon camera, do not buy this kit. Please choose another kit that is exactly for US Edition in our store. Included: 2 batteries, 1 dual charger, 1 USB-Micro cord Features 3.7V, 1200mAh with safer,longer life Innovative design allowing for two XiaoYi batteries being charged at the same time Two Independent Smart LED light indicated RED when charging and GREEN when completed