1. Mini Wireless Tattoo 3.7V Lithium Battery 1500mAh,RCA or DC Interface Available for Tattoo Pen Dedicated Power Supply,The Lithium battery specially designed for tattoo.

2. The tattoo artist power supply revolution, the first wireless operation. It is easy to carry around, so you can carry out outdoor tattoo work.This battery has a weight of only 50 grams, and the weight distribution balance with the tattoo pen does not affect the tattooist's operation.

3. It has a capacity of 1500mAH, Fully charged, Run 4.5 to 10.5 volts.Lithium battery lasts 3-6 hours depending on your voltage and motor.. 

4. It comes with a 5 level voltage control:4.5V,6V,7.5V,9V,10.5V, so it can be used with most tattoo pens on the market, both liner and shader. Let your creativity soar!

5. Long press the button to turn ON/OFF, Double click to switch between these voltages.

6. Allows rotary tattoo machines and tattoo pens to work without clip cords.

7.Divided into DC interface and RCA interface for your choose.

8. It includes 1pcs Mini Tattoo Power Supply and 1 pcs USB charging cable 9. Available for Permanent Makeup Equipment Tattoo Pen Machine. .

Note: In order to extend the battery life, it is recommended to charge and discharge the battery at least once a month.