Doctor-Recommended & used by Health Professionals: DGYAO is the leading industry on design and manufacture red & infrared light therapy devices since 2012. Our therapy wraps are widely applied on pro athletes, leading doctors, physical therapists, and trainers. Buy this equipment and experience painless, safe, drug-free and natural physical pain relief solution with no negative side effects. Flexible & Powerful: Can easily wrap your waist, back, shoulder, neck, elbows, arms, thighs, knee cap and any parts that needs to relief. 13.8”×8“ large area with powerful light combo. Red light therapy works by increg energy production, reducing pain and speeding healing, IR light is deeply penetrating and cause thermal effects to increase tissue temperature, promote blood circulation, great for sport injuries, neck and shoulder stiffness, sore back, muscle pain, and tissue repair. Comfortable & Easy to Use: Comes with 20 minutes auto off timer, two modes can be easily switched. Surface is flat and soft. Buckle straps can be adjusted from 14” to 51”, fits for most body sizes. Easily hand-free operation for office or home use. 15 Ft power cord is long enough in range of your activity. Red & Near Infrared Dual Therapy: Total 216pcs red 660nm and 108pcs near-infrared 880nm lights, featuring our SMD newest lighting tech that two red lights and one infrared light are combined together in one bulb, making this dual light therapy belt more targeting, effective and powerful on relieving your pain and fatigue. Two Light Modes: Steady-on mode and upgraded flickering pulse mode. All red & infrared lights will stay on in Steady-on mode, while lights will flickering 600 times per minutes to generate 10HZ pulse rate energy in pulse mode. Newly designed pulse mode can penetrate deeper into your skin and provides stronger effect on pain relief, enhancing results on cellular repair, metabolism, cell viability and regenerative capacity.