Mini Wireless Tattoo 3.7V Lithium Battery,RCA Interface Available for Tattoo Pen Dedicated Power Supply,5-level adjustment, 5 voltages: 4.5V, 6V, 7.5V, 9V, 10.5V. Long press the button to turn ON/OFF, Double click to switch between these voltages. RCA CONNECTOR - Allows rotary tattoo machines and tattoo pens to work without clip cords.
Fully charged, Run 4.5 to 10.5 volts.Lithium battery lasts 3-6 hours depending on your voltage and motor. the first wireless operation.Small size, light weight and easy to carry.
It can be used with most permanent makeup equipment tattoo pen machine, both liner and shader.
PACKAGE ITEMS - Includes 1pcs Mini Tattoo Power Supply and 1 pcs USB Charging Cable