This product is made of high quality velvet cloth, soft and comfortable. With carbon fiber heating technology, is corrosion-resistant and wear-resistant, which has long service life. And the massage and hot compress, relieves waist fatigue and promotes blood circulation. Why not have a try? Features: 1.High quality velvet cloth, soft and comfortable. 2.USB interface design, can be used in different occasions. 3.Carbon fiber heating technology, is corrosion-resistant and wear-resistant,which has long service life. 4.Small amount of electromagnetic radiation, can be heated fastly, which is safe and has no power leakage. 5.The ergonomic design, conforming the waist physiological curves arc, gives your waist a comfortable experience. 6.Built-in heating plate in the lumbar region, relieve lumbar discomfort caused by cold weather. 7.Massage and hot compress, relieves waist fatigue and promotes blood circulation. Specification: Item Type: Warming Belt Material: Velvet Cloth Color: Black Power Supply: 5W Voltage: 5V Heating Temperature: 55° Control Line Length: 1 Meter Item Size: Approx.107 x 19cm / 42.12 x 7.48 inch Package Weight: Approx. 206 g / 7.3 oz Package Include: 1 * Heating Belt 1 * English Manual .Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.