Doctor-Recommended & used by Health Professionals –FDA Cleared– This LED therapy utilizes the state of the art technology used on Pro Athletes by today's leading Doctors, Physical Therapists and Trainers. It’s been tested in the real life by several athletes and the aged. Now you can successfully apply to ease painful joints and muscles at home for a fraction of the cost. Tested in the real life by several athletes and the aged. Infrared Light Device - Designed for pain relief, injury recovery and muscle relaxation, work with auto shut-off for 20minutes, a time controller is also ready for cusomizing use. This device can be used multiple times per day, and it is safe for all skin types. Wide voltage AC 100 - 240 V, DC 12 V. Apply pain relief when you are on business trip. 15 Ft power cord is long enough in the range of your activity. Safe & Natural Solution – This light therapy device shows no negative side effect on people. It helps speed up joint recovery and alleviates pain, great for sport injuries,neck and shoulder stiffness, sore back, muscle pain, and tissue repair. Soft & Comfortable Use - Thick but lightweight microplush fibers offer maximum comfort for daily use. One-piece design and velcro straps help the light system fit around the target area,hands-freely and focus on treatment in office or at home. Extra-Large Pad- 216 powerful LED lights, 108pcs 660nm red light & 108pcs 880nm infrared lights, 2020 Upgraded SMD technology, wrap is bigger, flatter and softer, larger area for better cover on back, neck, shoulder and hip. Invisible infrared lights (880 nm wavelength) penetrates to deeply in 30-40 mm, making it beneficial for bones, joints and deep muscle problems. ONE YEAR FULL WARRANTY on the whole product. LIFETIME FREE REPLACEMENT on charger, controller and connectors!.