Specification: Item Type: Red Light Therapy Lamp Input voltage: AC100-240V Suggestion: Distance: Aim the light from 0-60 cm on the body. The device can be used directly on the skin Exposure time: 15-30 minutes exposure for each part, depending on the distance, repeat exposure for other parts Frequency: Do it 2-3 times a day for 1-3 months until it has an effect. It depends on the relationship between people Maintenance: continue to use several times a week Operating instructions: 1.Light physical therapy effect: through the method of physics, it emits the optical band of 600-700NM (the same waveband as the He Ne laser, deep penetration, the red light penetrates the human body and the optical effect of the red optical band) ( refers to the red color) The effect of light on the activity of mitochondrial catalase increases, improves cell metabolism and protein synthesis, promotes local blood circulation and controls the increase in infections. 2. The effect of physiotherapy with hot compresses: the device emits a lot of heat during use, which can reach a temperature of 30-45 ° (adapted to its own adaptability, and the heat can be used to apply heat to the skin and body parts required to promote blood circulation cooperate with red light to achieve a physical therapy effect. The product is located a certain distance from the skin (usually no more than 30 cm). Package list: 1 x Red light therapy lamp 1 x manual