Features: Far infrared heating and vibration hot compress massage, transport warmth to your waist, stomach, relieve body pain. The wormwood bag can be put into the waist belt and heated for use. Smokeless and no fire moxibustion, safety to use. Inner Pocket Design - Mesh breathable material, so that the wormwood bag better penetrates into the body. 3 temperature adjustment, red light for 70℃, blue light for 63℃ and green light for 56℃. One switch for controlling front abdomen heating, and the other one for controling back waist heating, it is also possible to turn on 2 switches at the same time to control the heat before and after. Short press once, red light continues to vibrate and massage; press again, blue light interval vibration massage; press again, green light long interval vibration massage. Can be used in the office, at home, during exercise, at rest. Specification: Condition: Brand New Item Type: Electric Heating Waist Belt Material: Diving Fabrics Color: Black Heating Temperature: 56-70℃ Input/Output: 5V/2.1A Size Length(cm/in) Width(cm/in) Suitable for Waist(in) S 95/37.4 22/8.7 22.3-31.5 L 110/43.3 22/8.7 32.8-40.7 XXL 125/49.2 22/8.7 42-48.6 Weight: Approx.460-490g Package List: 1 x Heating Waist Belt 1 x USB Cable .