Specification: Rated voltage: DC 12V 2A Power: 16W-20W Heating temperature: the effect of light Net weight: 1228g Material fabric: diving material Controller gear: third gear Control line length: 203CM 70CM Temperature control range: about 40 degrees to prevent burns Body care parts: foot massage, foot massage Product function: foot massage, nursing packing list: Red Light Therapy Device Slipper 1?APPLICABLE OBJECT?: A series of red light emitted through our LED pads is a highly effective pain reliever for feet, toes, insteps and heels. It is suitable for the treatment of sports trauma, foot body injury, foot nerve trauma. ?EASY TO CARRY?: Light weight, easy to carry. Whether you are traveling, traveling or working, you can use it anytime. ?HIGH QUALITY?: Our multifunctional red light therapy device provides safe, natural, drug-free treatment shows no negative effects. It is durable and made of high-quality materials. ?RED LED LIGHTS?: Double-sided design, 3-in-1 LED, 180pcs 660nm lights and 90pcs 880nm lights are evenly distributed around the feet. Large interior space fits most people's size. ?RED LIGHT THERAPY?: It is highly compatible with the wavelength of the human body and has strong thermal permeability. It penetrates into the skin for continuous physical therapy, accelerates blood circulation and relieves joint discomfort.