The Dragonhawk Airfoil tattoo power supply is advantageous for its switch-mode technology, allowing for the efficient conversion of electrical energy, and the convenient adjustment of output voltage. This Airfoil tattoo power supply has a maximum output voltage of 16V and a 2A current with protection against overvoltage and short circuiting.This tattoo power supply include an OLED screen with an optimal display and an easy-to-operate control dial. Compatible with all RCA cords and clip cords.