1. automatic high speed roll(max speed 8000~18000 turn per minute), producing Twelve delivery channels.
2. various micro-needle mode to stimulate skin: a. strengthen skin to absorb beauty production, the absorbency of skin can be reach above 40 times, and improve acne scar more than 50%.
3. the micro-needle of depth can be adjusted(0.25mm-3.0mm), greatly improved the treatment.
4. improve wrinkle and fine lines, treatment of acne scars and healing wounds
