Wireless, battery powered tattoo machine power supply with RCA. This unit has 5 voltage settings. Each setting can be reached by pressing the button with a double click. The voltage settings are 4.5V, 6V, 7.5V, 9V and 10.5V.
When fully charged, this battery pack will last for approximately 3 to 4 hours of tattooing. Weight is approximately 2 ounces.