... RF1, Continuous treatment from Epidermis to dermis –Tightening, Pore size, Superficial scar, Wrinkles2, Stronger treatment power throughout dermis ... target Area ØContinuous heating with non-insulated micro electrodes Specification NEEDLE DEPTH0.5mm, 1mm, 1.5mmRF CONDUCT. TIME 0.1s ... Depth) 62mm2RF FREQUENCY Bipolar ,2MHzELECTRODE NO. 36pin SPOT SIZE 1cm² Work mode CW mode, Pulse mode Working program ...