The Laser Electric Portable Scalp Massage Comb uses light therapy and vibration to provide a soothing and rejuvenating scalp massage. Ideal for daily use, it promotes healthy hair and relaxation with its color light care and multiple vibration settings. Lightweight and easy to use, it comes with a USB charging feature for convenient, cordless operation. With 3 adjustable gears, this comb can be used for 5-10 minutes at a time, offering scalp care 2-4 times a day.