Product Features: 1. Red light heating function: rapid heating; 2. Mesh bag designed to insert mugwort bags for mugwort heat therapy; 3. Vibration massage function: three adjustable vibration massage levels, simulating human body massage; 4. Heating and massage combined, with three heating levels and three vibration massage modes to choose from. Equipped with a digital display controller and touch screen button design, the panel shows temperature and power. Thoughtful nylon buckle design allows adjustment of wearing style, angle, and tightness. Anti-accidental touch mode prevents accidental button presses during use. Color: Gray; Material: Diving fabric; Package contents: 1 x Waist Belt Heater; 1 x USB charging cable. The above only includes the package contents and does not include other products. Note: Light reflection and different monitors may cause the color of the item in the picture to differ slightly from the actual product. Measurement tolerance is +/- 1-3 cm.