High-efficiency red light: a combination of 44 660nm deep red chips and 36 850nm near-infrared chips. All lamp beads are luminous, red light is visible and infrared light is invisible. The light from these lamp beads is applied to your skin, making your skin feel warm and comfortable. Not a heat lamp! ! ! Automatic timer for better sleep: You can set the timer time of 10/20/30 minutes, and it can automatically turn off when the time is up. No need to worry about overexposure while falling asleep. Easy to install and use: This quad-head infrared LED light comes with an adjustable tripod and 360-degree gooseneck, which can illuminate any part of your body according to your control. Safe to use at home: Our red light adopts high-efficiency LED chips, you can use it at home without worrying about overheating and causing fire. You can use it on your living room sofa, study chair, and bedroom bed.