100Pcs Screw Cartridges 9/12/36/42 Pins Micro Needles Tips For Ultima A6 Tattoo Roller Electric Derma Pen Replacement

Advantage: 1.Stimulate Collagen Regeneration 2.Improve Hair Loss & Thin Hair 3.Repair Acne & Trauma Scars 4.Accelerate Skin Microcirculation 5.Boost Skincare Essence Deep Absorption 6.Professional & Household Dual Use, Premium Quality Low Cost Usage: 1.Clean your face. 2.disinfection of needles with alcohol. 3.After about 15minutes, put needles end on your face and make it roll on your face. 4.Do not force the pen into the skin but simply use mild pressure. 5.clean the pen after use,store in dry & clean place. Precautions 1.to disinfect before use. 2.DO NOT use,if you have below problem: Purulent inflammation of the skin or acne skin, Severe atopic dermatitis , Diabetes and severe hypertension.