tattoo supply 100~240V input 2A/15VDC output tattoo supply100~240V input2A/15VDC outputState of the art design features a super smooth & stable output of 15 volts @ 2 amps, 10 turn potentiometer for fine adjustments,(2) 1 phono jacks, power on/off lamp, onboard transformer, 110 volt input (240 volt input available),dimensions= H 2x W 3.5 x D 5,Material:stainless steel cover