... 46.2V50.4V/54.6V/84V (1-100cells charging voltage) 0.5A-500A(charging current)Applied battery1-100cells ... on.Certificate ApprovalUL,CE, FCC, SAA, PSE, ROHS,EK,CB,GSCharging ModeCC—CV(Constant Current—Constant Voltage)-LED switchLED ... 85%Safety ProtectionShort-cuirt Protection,Over-current protection,Over-voltage protection,Reversal ProtectionApplicationLED Torch Flashlight,LED lamps,Electric Bicycle ...