1)tattoo power supply ;digital tattoo power 2)good design ,easy to carry 3)Available voltage between 100v-240v Advantages:1. Fully digital microprocessor control2. Precision regulated set point voltage 0-18vdc3. 2 amp built in overload protection4. 0.1 volt adjustment resolution5. Liner/ Shader presets6. Non volatile memory7. Universal input 110-240vac 50/60hz8. Can independently view: Volts, ...