... -20cellsInput: AC100-240VOutput: 12-24V2AOperation InstructionConnect battery pack to output connector and plug AC power source.Make sure battery polarity ... during chargingWhen battery is fully charged, current will reduce to trickle charging at 200mA,Green LED will be onBattery ... responsible for any damage and consequent damage by misusage. Output Connector: USB, DC, JST, XRL, Alligator Clip,Air plug ...