Feature: 1. HIGH EFFICIENCY: The graphene heating waist belt heats up quickly after being energized, releases far infrared light waves, heats up quickly in 3 seconds, heats up the whole side, heats up evenly, low energy consumption, longer lasting use, and steady heat. 2. HEATING AND VIBRATION: Heat treatment promotes blood circulation and relieves abdominal discomfort, menstrual cramps and stomach discomfort. Vibration can relieve lower back muscle tension and sciatica. 3. THREE LEVELS TEMPERATURE ADJUSTMENT: graphene far infrared heating waist belt has three position temperature, freely adjustable, bursts of warmth, waist and abdomen dual use, gently press, release energy. 4. 4 SOFT SUPPORT STRIPS: Graphene far infrared heating waist belt adopts 4 soft support strips, scientific support wrapped around the lumbar support, relieve lumbar muscle fatigue. 5. USB PORT: The graphene heating waist belt is designed with a USB port, which can be used for a variety of power devices, allowing you to feel warm all the time. Suitable for computer, charging treasure, USB port, car. Specification: Item Type: Graphene Heating Waist Belt Material: Graphene Size: Approx. 101x18.5cm / 39.8x7.3in Extension Belt Length: Approx. 30cm/11.8in Specification: 1 Set Use: Household Scope of Application: Most Scenes. Package List: 1 x Heated Waist 1 x Data Cable1 x Moxa Bag1 x Extension Strap Note: Manual measurement please allow some error.