Specification Product Name: Laser Hair Growth Comb with Liquid Guide Material: ASA+ABS+PC+Silicone Output Voltage: DC5V/1A Battery Capacity: 600mAh Charging Method: Magnetic USB Charging Power: 0.75W Working Current: 180mA Technology: EMS, Red LED Light, Vibration Vibration Frequency: 13000RPM Speed: Three-speed Adjustment Function: Hair Loss Treatment Keywords: Infrared Hair Brush Massager Tank Capacity: 10ml Size: 85*43.8mm Product Weight: 141.6g Feature Daily Hair CareUpgraded Version Electric Scalp Massage Comb, can be washed and soak all overElectric Scalp Massage Comb fits perfectly on the scalp, simulates the feel, fully massages the head, healthy scalp, combs the hair follicles and protects the hairline. Pouring fluid designIt is suitable for all kinds of , hair growth liquid, nutrient solution etc. The essence can be accurately introduced into the hair root without applying it by handReduce the waste of hand rubbing or eruption quickly nourishes the hair.Oil came out small amount and even, is more conducive to be absorbed by the scalp. Not easy to tanglesscalp applicator comb Dry and wet dual purpose.18 massage comb teeth and 28 liquid outlet teeth Oil came out amount and even fit the scalp well to make you feel comfortable during use, is more conducive to be absorbed by the scalp.easy to operate: place the comb on the front of the head and comb from ahead to the back or from the top to down. Vibrating Massage3 modes with different vibration intensity and frequency are available. Slow down fatigue and headache caused by tension and pressure,Improve sleep quality it makes your head feel relaxed and refreshed. Easy to Grasp and CleanErgonomic design, Simple and stylish appearance,The comb teeth are made of alloy material, which is easy to wipe and clean convenient and comfortable to hold Non-slip. Small and light,are a super gift choice for your friends and family.