Premium High performance Battery Wireless Tattoo Pen Machine

Battery Wireless Tattoo Machine Pen For Tattoo Artists 1. Instead of a traditional pen-style tattoo machine, the Wireless Battery Pen machine isolated the use of tattoo cord to provide freedom on tattooing in anywhere and anyhow you wanted to. 2. The LED display will indicate the working voltage, voltage as well as recording your working time. 3. Can keep working for about 5 hours at least,depending on personal usage 4. The voltage,battery level and usage time will be shown through the LED display 5. The voltage can be adjusted through button ( ) and (-) respectively with the voltage of 0.1 V on each press