Features: 1. The red and blue light emitted by this device can penetrate the skin cells and reach the hair follicle , deeply nourishing the hair and relieving scalp pressure. It also helps to inhibit oil secretion, prevent pore blockage, and promote strong and smooth hair. 2. With 5 modes and 9 adjustable gears, this device can be customized to meet individual needs and preferences. 3. The 26 soft massage contacts and magnet physiotherapy can effectively massage the scalp and promote blood circulation, while the high frequency vibration can stimulate hair growth.The LED screen clearly displays the working mode and gear, making it easy to use. 4. The memory off gear function means that the device will remember the previous setting, saving time and improving efficiency.This device is compact and portable, making it convenient to use or while traveling. It is also easy to operate. 5. This device is designed to conduct current and effectively remove static electricity from hair.The USB large capacity lithium battery allows for convenient charging and extended use. Specification: Voltage: DC5V Power: 0.75W Battery capacity: 450mAH Charging time: About 2 Hours Using time: . 3 Hours Vibration frequency: about 6600RPM Magnetic field: about 5300GS Working mode: Red light, blue light, magnetic therapy + vibration, magnetic therapy + vibration + red light, magnetic therapy + vibration + blue light Gears: 9 charging display: the red light flashes when charging, and the full red light is always on LED therapy can penetrate epidermal cells and reach the of hair follicles, deeply nourishing the hair The red light penetrates through the scalp and reaches the hair , stimulating the follicles. This helps to: 1. Relieve pressure on the head. 2. Inhibit excess oil secretion. 3. Prevent clogging of pores. 4. Make hair stronger and smoother. Material: plastic colour: white Package Contents: 1 x Massage Comb 1 x Charging cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.