35.4" x 17" Red Light Therapy Mat, 500 LEDs, 660nm & 850nm

35.4" x 17" Red Light Therapy Mat for Body, 500 Tri-Chip LEDs, 660nm& 850nm Infrared Light Therapy Pad Wrap Belt Blanket with 10Hz/40Hz Pulse Modes for Back Waist Knee Shoulder Joint, 90Min Timer