1. 4 technologies:RF, EMS, LED, vibration 2. Perfect to treating wrinkled, aging, fibrous tissue aging, inelastic, dark, rough and dull skin. 3. 7 in 1 Photonics facial rejuvenation system offers the efficiency of 7 colors in 1 device 4. Gently massage to relax your skin, tightens and renews skin of face & neck.