The tattoo power has three working modes, instant strong start mode, anti-fatigue mode, pedal mode. Colorful light will change with the voltage. Fine-tuning design, accurate to 0.1V. Features: 10V strong start function, easy to solve the problem that the tattoo pen cannot start normally due to the large resistance of integrated needle. Start the anti-fatigue mode, step on the foot once, the machine can work continuously, preventing the foot fatigue caused by the tattoo artist stepping on the foot for a long time. There will be lamp on when the power supply is working, and the lamp will change with the voltage, making your tattoo process more interesting. Fine-tuning design, accurate to 0.1V, more accurate. Bottom anti-skid pad, will not move at will. Specifications: Material: Aluminum alloy Color: Red, Black, Gold (optional) Plug Type: 4 types (optional) Voltage: 0-230V 50/60Hz Output Power: 0-18V/1.5A Item Size: 102 * 98 * 34mm / 4.02 * 3.86 * 1.34in Package Weight: 300g / 10.58ounces Package Size: 120 * 120 * 64mm / 4.72 * 4.72 * 2.52in Note: There are 4 kinds of plug types for your choice, please choose one suitable for your country. Instant strong start mode is designed for integrated needle requiring high voltage start. Packing List: 1 * Tattoo Power 1 * Power Cable