Wholesale Professional Digital Eyebrow/Lip Tattoo Permanent Makeup Machine/Pen  features:   1.rotational stability.   2.excellent electrical quality.   3.excellent design and work.   4.process of forming a power supply,the power supply achieved the EU standard,internationally(100v-240v)   5.repaired rate is about 1%.   6.the speed can be adjusted on the pen, you can do it with your habit.   7.small noise, the noise has been dealed with less than 15 db   8. suitable for eyebrows, eyelids and lips,also for small tattoo design.   9. all parts of the machine used EOGAS aseptic packaging sterilization, achieved the world health standard.   10.rechargeable tattoo machine with charge time 40mins, but can work lasting 3hours.   11.rechargeable digital tattoo machine can adjust the needle lenght 0~2.5mm on the pen, it's very convenient to control.