Check the listing for details. Tattoo Kit - Pen kit Professional Rotary Tattoo Machine With 2PCS Battery Power. Condition: New. Listed at 139.00 USD. Tattoo Kit - Pen kit Professional Rotary Tattoo Machine With 2PCS Battery Power. Romlon tattoo kit package contains 1 rotary tattoo pen machine and rca cord, 2Pcs Battery Power. 【High Standard Test】- The tattoo machine pen has been tested thousands of times in the factory, and has been tested by our professional tattoo artists. Our goal is to provide professional tattoo equipment and tattoo kit for all tattoo beginners and tattoo artists. 【Romlon Machine Gun Specification】- The tattoo machine guns powered by custom motor, Crafted from solid aircraft aluminum by precison CNC, Stroke 3.5MM, work votage 5-10V, 9000RPM, No start-up delay RCA connection, Designed with long grip for stability and comfortable handing. continuous operation not hot, Low noise. 【 Tattoo Power】- This tattoo power machine provides 5 voltages: 4.5V, 6V, 7.5V, 9V, 11V. Long press the button to turn it on / off, and double click to switch between these voltages.1500mAh can use about 6 hours depend on personal useage and tattoo machine., Charging time: 2 hours. compact and lightweight, only 50g, light weight and easy to carry. if you have 2 power supply, they are can maintain your tattooing work for a day.