200ml Amp - 2 Amp. Flexi Charger Input Voltage : 170v - 270v AC. Output Voltage : 170v DC. Advance PWM switch mode (SMPS) technology to provide constant current charging over wide mains voltage variation of 170v to 270v Current control to set constant charging current from 20ml Amp-2 Amp Short circuit, reverse & overload protection Automatic voltage selection depending on the number of batteries connected in series