Red Light Scalp Massager Comb with Hair Growth OilSPECIFICATIONS Application: head Brand Name: Hailicare Choice: yes Electronic: Yes Feature 1: Vibration Red Light Therapy Hair Growth Massage Feature 2: Red Light Therapy Brush Feature 3: Scalp Massaging Brush Feature 4: Red Light Hair Scalp Massager Feature 5: Cordless Electric Massager for Scalp Hair Feature 6: Multifunctional Hair Massager Feature 7: Waterproof Cordless Electric Massager Hand Instrument: Yes High concerned chemical: None Is