💗【Functions】1. Removing wrinkle, reducing acne and surgical scarring; 2. Removing stretch marks; 3. Producing collagen & elastin, rejuvenate skin; 4. Shrinking pores; 5. Lifting & tightening skin; 6. Improving wrinkle and fine lines; 7. Improving hair loss; 8. For the narrow focus of the site can be treated (glabella, depth, wrinkle, scar). , 💗【Safe & Convenient】Please use new needle each time (comes with 2 x 12PIN + 2 x 36PIN + 2 x Nano Round needle), don't reuse. Don't share cartridges with others, avoiding cross-infection. Adjustable length of micro-needles(0.25mm-2.5mm) can allows you to reach maximum results in all areas of the skin.