HairRevive Hair Brush Scalp Care Massagers With Red Light Electronic Muscles Stimulation Radio Frequency Lasers Light Red Light Vibration Features: The Secreting To Strong, Thick And Health Hair Scalp Hair Growth Can Help By Stimulating Bloods Flowing To The Follicles To Loosen The Area Up, Which In Turn Delivers The Nourishing Nutrients Needed To Encourage Health Hair Growth And To Promote Strong, Thick And Shiny Hair. Healthier Scalp Our Lasers Scalp Care Massagers The Scalp Which Helps Removes Dead Skin, Flake And Product Buildup. Improved Hair Growth And Relieve Stress And Promote Relaxation. Thicker Hair Our Smart Lasers Scalp Care Massagers stimulates hair follicle cells with a safe micro-current that makes them more active and produces thicker, fuller-looking hair Waterproofs With Waterproofs Protection, Lasers Scalp Care Massagers Can Be Used On Wet Or Dry Hair. You Can Even Use It In The Shower. Doesn't Tangles Our Lasers Scalp Care Massagers Is Carefully Designed And Made From Excellent-Quality Materials. Our Smart Lasers Scalp Care Massagers Is Safe For All Hair Types And Doesn't Cause Tangles Or Breakage! Product Description: Product Include: 1*host, 1*base, 1*eye mask, 1*charging line, 1*manual Voltage: AC100-240 certification: C E, ROHS, FCC power: 3W Gear: 3 working hours: 10 minutes/vibration frequency: 50HZ/60HZ power light wavelength: 630nm/650nm function: E MS/RF/red light (8)/lasers (3)/vibration NoteThe instrument onlys has auxiliary function and should be used with hair care products.