Massager Pressure Hair Growth Electric Scalp Massage Control Dandruff To Hair Loss Features: Relieve fatigue and tension, make you feel relaxed and refreshed. Gently massage the scalp. Stimulate the scalp to nerves and muscles, improve sleep. It promotes hair growth by promoting blood circulation in the scalp and increasing the vitality of the hair, helping to control dandruff. Will not entangle the hair and help hair loss. Small and portable, enjoy massage anytime, anywhere. Product Vibration frequency: 8000rpm Material:ABSandpolypropylene Size:11.5 x 6.5 x 3.5cm Packing size: 8 x 4 x 12.5cm Battery: 2 x AAA Voltage: 3V The package includes:1x Massage comb Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin