YKS Upgraded 5 in 1 Parallel 4.2V Li-PO Battery Balance Charger with LED indicator for Hubsan Syma X5C X1 UDI 816A DFD F180 WLtoys Quadcopter 5 in 1 Battery Charger allows you to charge 5 batteries at a time,which effectively reduces your charging time. Auto Shut Off: Its over charge protection as well as short circuit protection ensure safe charging. Charging indicator light makes it easy to see the charging status. Voltage input : DC 5V,voltage Output: DC 4.2V, 500mA. Compatible 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