YKS 5 x 3.7V 500mAh 25C Lipo Battery w/ 2-5 USB Charger for Syma X5C Hubsan UDI 816A RC Quadcopter Allows you to charge 5 batteries at a time,which effectively reduces your charging time. Built-in LED indicator: Light will be off when it's charging, turn on in red when full charged! Suitable For: Syma X5 X5C, Hubsan H107 H107L H107C H107D,UDI U816 U815 U816A U818A,JXD385, WLToys V202 V939 V252,Ladybird,Mini pet 997,SH 6043 6044,HCW 553 Quadcopter. With slim and portable design, it is easy to carry, convenient to use,USB port connecting with computer or adapter. Package Includes: 5 x Li-Po Battery, 1 x Charging Cable, 1 x USB Cable