Scalp care with the popular LED light! Red LED light is said to have a wavelength that gently works on the scalp. Easily refresh and support scalp care at home. It's a hat type, so it's light and easy to use while watching TV or working on the computer. Equipped with a 20-minute timer and 3 different modes. This device is easy to use with a USB cable. * For those who want to refresh their scalp * For those who want to incorporate self-care at home * For those interested in scalp care