126 premium LEDs (660nm red + 850nm near-infrared) deliver broad, even coverage. Ergonomic wrap with magnetic closure stays comfortably in place. 3 intensity levels, one-touch control, 20-min auto timer. Skin-friendly, low-odor fabric. Ideal for daily wellness routines at home or office. | Fed Fitness | | RS1 Red Light Therapy Wrap for Neck and Shoulders, 378 Light Sources with 660nm & 850nm Dual-Wavelength Technology | Gray | Best Buy