This is a graphene heating belt, the waste heating pad is made of graphene, the far-infrared light waves of graphene can promote blood circulation and relieve joint pain, the vibration massage function of this heating pad can help you relieve stiffness, muscle knots, tightness, Inflammation, spinal stenosis, fibromyalgia, arthritis, osteoarthritis, abdominal cramps, nerve damage stress and muscle pain from injuries and sprains. The heating belt can be heated with a 5V 2A power supply (not included) such as a computer, power adapter or mobile power supply. The Warming waist belt uses USB charging and comes with its own power bag. When the belt starts to charge, it is more convenient to put the mobile power supply, power bank, etc. in the power supply bag. The heated waist belt is lined with a medicine bag mesh bag, in which various medicine bags can be placed, such as: mugwort herbal medicine bag, ginger medicine bag, saffron medicine bag, etc. The Waist heating pad uses a key control switch to adjust the temperature and massage gears, and three gears can be adjusted. The heated waistband is foldable and waterproof, heats evenly, and is washable. Easy to carry, suitable for winter outdoor camping or other activities.