Features:High-quality materials: Made of high-quality materials, they are wear-resistant and sturdy, not easy to break, and can be used for a long time.Hair Health Enhancement: Utilizes infrared light therapy to stimulate hair follicles, promoting healthier and strongers hair growth.Adjustables Fit: Designed to fit various head sizes comfortably, with adjustables straps or elastic bands for a secure and personalized fit.Easy to Use: Simply wear the cap and plug it in to activate the infrared therapy, allowing for effortless hair care routines at home.Portable and Lightweight: Compact and lightweight construction makes it easy to use while on the move or during travel, ensuring consistent hair care wherever you go.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementMain Material: Lycra-fabricSize: 21.5*11cmLight source type: LEDNumber of light sources: 120PCS (one plant with two cores)Light source band: red light 660nm + infrared 850nmLight source ratio 660:850= 1:1Power supply method: TypeC5VProduct power: 10WTiming function: automatic timer 20 minutesGear adjustment:Press and hold the silicone button for two seconds to turn on the phone and then press lightly to switch gears.Gear 1: Button red light-always on modeGear 2: Button green light-10Hz strobeGear three: button blue light-40Hz strobe