Featuring 105 LED lamp beads with 660nm red light and 850nm near-infrared light, this red light therapy hip wrap provides broad light coverage around the hips, thighs, and buttocks. Designed for everyday self-care after workouts, long hours of sitting, or daily activities. Designed for small to medium body shapes, fitting waist circumferences up to 53 inches (135cm) and thigh circumferences up to 29.5 inches (75cm). The adjustable wrap provides comfortable coverage around the hips and thighs. Please measure before ordering. Actual coverage may vary depending on individual body shape. 3 Heat & Vibration Modes: Customize your comfort with 3 adjustable heat levels and 3 gentle vibration modes. Whether unwinding after a workout, taking a break from desk work, or relaxing on the sofa, this heated hip wrap combines soothing warmth and massage-like vibration. Built-in overheat protection adds peace of mind. USB Powered & straightforward to operate: Designed for use with a compatible external USB power source, this red light therapy hip wrap provides convenient comfort at home or in the office. Simply connect the USB cable to a suitable power supply to enjoy soothing warmth, gentle vibration, and red light care. No built-in battery or power bank is included.