Feature:                                                                                                                                    1. Two in One: Integrated tattoo power supply and tattoo handle.
2. LCD Screen: display the current voltage, remaining power, use time. 
3. 4.0 to 12V: voltage adjustment accuracy is 0.1V, with strong power.
4. Comes with 3 different lengths of needle drive bars.
6. Compatible with 98% known brands of cartridge needles.

Specification:                                                                                                                          Diameter: Approx. 3.2cm / 1.26in
Size: 86.5mmx34mm
Weight: 93g
Jump start.
CNC integrated fine carving
Material: aluminum alloy
Battery capacity: 1600mAh
Operating Voltage: 4.0v-12V                                                                                      Adjustment Accuracy: 0.1V 

DOES NOT INCLUDE THE PICTURED MACHINE.