[IDEA PRESENT CUSTOMER SERVICE] Our infrared light knee belt offers one year safeguards and provides 24 7 customer service. Moreover, This's a good present that gives families and friends a healthy and better life. If you have any questions, please ask us for support. [SPECIAL TIMING DESIGN] We have incorporated a convenient timer function when using our red light knee pads at home or elsewhere. We recommend no more than 20 minutes at a time, and our 10-30 minute timer has an auto-off feature for safe use. [PVC PROTECTIVE LAYER] This red light belt features a transparent protective layer that isolates sweat and oil from the skin, making the red light knee pad easy to clean. [EXTRA LARGE WRAP] The red light knee belt had a large size 29.92 in 10.23 in, the wider area is more suitable for total coverage of knees, elbows, thighs and calves. [UNIQUE CHIP] The 660nm red light and 850nm near infrared light knee brace has 80 LEDs, uses a 3-in-1 chip that contains 160 PCS visible red light chips and 80 PCS invisible near infrared light chips which is the best combination.
