Pinxel-2 Microneedle RF mahcine 1. Pinxel-2 has four handles, Fractional RF handle (Non-invasive), Micro-needle RF handle (invasive), a cooling head, and a negative polar. 2. This machine is used for acne, scar, wrinkle, pigmentation removal, Skin Resurfacing, Large Pore Reduction and skin rejuvenation, face lifting, skin tightening. 3: This machine has Bipolar mode and Mono-polar mode two treatment mode, Most of China RF machine only has bi-polar mode. In Mono-polar mode, the RF energy is stronger. If using Mono-polar mode, the patient need to hold the negative polar handpiece 4: It has insulated and non-insulated needle tips, two needle types for the doctor to choose. (25 pins insulated, 25 pins non-insulated, 49 insulated and 49 pins non-insulated needle tip) If you need more info, please contact us freely thank you