10 Pcs Needle Cartridges for Dr Pen A9 and M8S

Dr.pen A9 Cartridge Features   The needle cartridge is designed for Dr.pen A9 only. New design valve cartridge,build-in safety isolation zone to ensure the sealing performance, more hygiene and safe. New cartridge 18 pins needles, diameter 0.18mm,less pain and fast recovery. 3 Bayonets lock design for needle cartridge, working efficient and stable. Function 12 Pins: acne scars, stretch marks, fat lines, scars, pigmentation, nasolabial folds, blemishes, hair growth. 18 Pins: acne scars, stretch marks, fat lines, scars, pigmentation, weinkles, blemishes, hair growth. 24 Pins: stretch marks, fat lines, scars, pigmentation, weinkles, deep spot, shrink pores. 36 Pins: firming and lifting, stretch marks, obesity lines, scars, pigmentation, weinkles, light spots, shrink pores, moisturizing, brighten skin tone. 42 Pins: firming and lifting, stretch marks, fat lines, scars, pigmentation, nasolabial lines, weinkles, shrinking pores, moisturizing, brightening skin tone. Nano Rou