Electric vibrating massage comb, special for the scalp. •Massage timer, 10 minutes per session. •It helps improve blood flow to the scalp with hair massages, preventing hair loss. •126 rounded-tip bristles to cover a wide variety of acupuncture points. •A perfect combination of traditional Chinese medical science and modern technology. •Minimal noise and ergonomic grip design. •Application of high-frequency infrared rays to stimulate acupuncture points. Uses 3 AAA batteries (not included) Power: 1.3W Current: 0.3A Frequency: 6000 RPM ABS, metal alloy.