Hair Growth Comb Feature 1.7 In 1 Innovated Technology:Infrared light, low-frequency RF, nano red light, electroporation, EMS micro-electricity, vibration massage, and RF. 2.Combined action of 3 beams of light plus a massage function significantly increases hair strength, improves hair quality and stops hair loss 3.Help to promote blood circle, relax and fatigue relief. Frequent use can prevent from headache or intermittent headache 4.Stop hair loss and makes hair grow thicker, stronger and healthier 5.Spectacular advance in Home Hair Treatment with Laser 6.Combines Laser Photo Therapy that sends nourishing, Low Level Laser Light Energy into your hair with Bio Stimulating Vibration Technology to stimulate circulation 7.Light is adopted to clean your hair root and makes hair smooth and healthy. For best results, use 10 minutes every other day Specification Item Type:Hair Growth Comb Color:White/Gold Material:ABS Input:100-240V Power:3W Photon Wavelength:630-650nm Weight:140g Size:4*19cm/1.57*7.48in Product Include 1*Main Machine 1*Support Base 1*USB 1*Manual 1*Box