Feature:1. LED display, high-precision voltage adjustment, 0-18V voltage can be adjusted, 0.1V voltage can be adjusted every time, and the voltage can also be adjusted greatly.2. Dual working modes, one kind of continuous pedaling, one kind of tapping mode.3. No switch key is set, the power will automatically enter the sleep state after 5 minutes of stop working, lightly press the knob or step on to start again.4. The input voltage is 100-240V common worldwide, no need to worry about voltage.5. Automatic power-off protective function, when the power is abnormally turned on, the power supply enters the power-off protective function, and the power supply is reconnected to restore normal state.Specification:Condition: 100% Brand NewItem Type: Tattoo Power SupplySize: Approx.9 x 8.7 x 3cm / 3.5 x 3.4 x 1.2inInput Voltage: 100-240VOutput Voltage: 0-18VCurrent: 1.5VColor: RedVoltage Accuracy Adjustment: 0.1VWorking Mode:1. Pedal mode: only power on when the foot is stepped on, release the foot and cut off the power (red light does not light)2. Tap mode: Can be continuously powered on by stepping on pedal once, and then step on pedal again to cut off power (red light on) .Package List:1 x Tattoo Power Supply1 x Plug