Body Pain Relief: If you have muscle soreness, leg, back, knee, shoulder, elbow, lower back muscle soreness, cervical soreness and other joint pains, then NIR light will be your ideal choice. Illuminate your body for just 10-20 minutes per treatment to relieve pain and discomfort. It can penetrate deep into the skin, directly to the pain point, and relieve pain more effectively. Reduced Treatment Time: The Infrared Light Therapy Pain Device is equipped with a 30-degree optical glass lens that increases the irradiance by 120mW/cm at a distance of 1 inch, thereby improving the efficacy of infrared light therapy. SAFE AND EFFECTIVE: Our red light devices are a safe and burden-free way to relieve pain and suffering! Red light heat lamps are a great treatment for joint and muscle pain relief for people with pain, athletes, and the elderly. LIGHTWEIGHT: Small size, easy to store and carry, easy to put in a bag, suitable for travel. Red light therapy devices can be used not only at home and in the office, but also with people who exercise outdoors. Without a doubt, this is the best gift for family or friends. More concentrated energy: strong penetration, suitable for physiotherapy in small and concentrated areas. Accelerates healing by delivering energy directly to the inside of cells. Size: 12*2.5cm Color: silver Packing list: 1pcs