Feature: 1. High-quality imported accessories, 6 sides transparent, quality components can be seen at a glance. 2. Multi-machine working mode, can connect 2 machines at the same time without frequent machine change. 3. The foot-free working mode can liberate the artist's feet, great for professional tattoo artists use. 4. Different voltages show different lights, creating a different working environment. 5. Adjustable voltage 0-18V, suitable for any machine, meeting different demands. Specification: Condition: 100% Brand New Item Type: Tattoo Power Supply Size: Approx.14 x 11.5 x 3.5cm / 5.5 x 4.5 x 1.4in Main Material: ABS Input Voltage: 100-230V Rated Power: 36W Output Voltage: 0-18V Voltage Accuracy Adjustment: ± 0.1V Instructions for use: 1. Different voltages show different lights 2. Can connect 2 tattoo machines at the same time 3. Press the pressure adjustment button, the red light is on. At this time, lightly step on the foot pedal once to enter the continuous power-on mode, and step on once again to turn off the power. Press the pressure adjustment button again, the red light does not light, at this time in the normal pedal mode, you need to continue to step on pedal to power on.. Package List: 1 x Tattoo Power Supply 1 x Plug