Features:[Safe and Natural]-- Our light therapy device has no negative effects on the human body. It is great for muscle strains, sports injuries, stiff necks, muscle pains and is specially designed for pain relief and muscle relaxation. You can get all the benefits of light therapy at home with a red & infrared light therapy belt.[Dual-Light Therapy]-- Red light(660nm) can reach the deep layers of the skin, promote blood circulation and stimulate cell repair, making the complexion more vibrant and youthful. Near-Infrared light(850nm) have stronger penetrating power, produce thermal effects, increase tissue temperature, promote blood circulation, Relieve muscle soreness.(Warm tips: 850nm near-infrared light is invisible to the naked eye.)[5 Level Gear Adjustable & 6 Timer Control]-- One power button to start up, and to adjust the power level (4 gear adjustable). Auto shut-off timer for your customization use.[Flexible & Wearable Wrap]: Adopt one-piece design, hands-free operation in office or at home. It is designed for neck pain relief, also can be easily used for your back, chest, arms, shoulders, knees, feet, elbow. Feel more comfortable wearing the relief pad.[Perfect gift choice]-- Our LED physiotherapy belt is a good gift for mother, father, friends, lover, and colleagues. If for any reason you are dissatisfied, just feel free to contact us. Your satisfaction is paramount!Specifications:1. 30-minute timer function2. 660nm red light & 850nm near infrared3.4 gear power adjustment4. Select the temperature as required.5 Advanced environmental protection materials, no odor, soft and skin-friendly, the stains on the surface of the product can be scrubbed with water after use.6. It is suitable for pain relief, hot compress therapy and massage for neck, arm, knee, leg, abdomen, shoulder and other parts.Package include1 x Led pain relief pad