Supremery 3in1 Set for Xiaomi Yi Sport Cam - Dual Channel Charger + 2 Batteries + USB-cable for Xiaomi Yi Action Cam New Lithium Polymer (Li-Po) batteries with Japanese cells and the HIGHEST capacity (1010mAh) for the LONGEST run time Replaces Xiaomi YI battery - Fast 2-channel charger allows you to charge 2 Xiaomi YI batteries at once Compatible with the Xiaomi YI models; Supremery Power charger works with Xiaomi YI batteries; Xiaomi YI charger and camera can charge Supremery Xiaomi YI Power batteries Intelligent LED light shows red when charging and green when the Xiaomi YI battery is fully charged Delivery: 1x two-channel charger , 1x micro USB cable, 2x Battery