This hair growth comb uses the latest soft laser thchnology, generates 650nm low level laser energy which stimulates hair follicle, activate the cell and improve metabolism. 14 special massager head can relieve headache and pressure, improve the absorption of tonic. This high technology hair regrowth comb is really appropriate for people who want a hair-regrowth,or people who has white hair, oily hair and other hair issues.Features:Stimulating the hair follicle, to achieve the effect of reducing hair loss and hair regrowth.Accelearating blood circulation and promoting metabolism, make the oxygen and nutrition be sent to the hair follicles, to achieve the effect of anti hair loss.Regulating oil secretion, improve hair loss problem.Promoting scalp health and improving hair quality.Health care tool for your hair at home.Specifications:Item Type: Laser Hair Regrowth CombPower Supply: AC 100-240VPower: 3WPhoton Wavelength: 630-650nmQuantity: 1pcColor: GoldSize: Approx.18.5 x 4.5 x 5.5cm / 7.3 x 1.8 x 2.2inchWeight: Approx.150gPackage List:1 x Laser Hair Regrowth Comb1 x Desktop Holder1 x USB cable1 x Manual1 x Adapter.