Heating temperature: 40 degrees in the first level, 50 degrees in the second level, 60 degrees in the third level Product functions: vibration, hot compress Features: Easy to use: This electric portable heating pad device uses USB charging, which is more convenient. It has three different temperatures and three different massage modes. You can choose the mode according to your needs. More Ergonomic: Our heating pad has a very soft and comfortable contact surface on the back, allowing you to feel comfortable and dissipate heat evenly. With waist circumference in mind, our waistband is adjustable up to 60 inches. Multi-scenario use: You can use our products in different scenarios. Whether you are resting, reading, driving or working, it will not have much impact on you. Easy to charge: From thermos bottles to waist warmers, they have very limited impact on the human body. Our new generation heating pads cost more than our previous products but require no external power source. It needs to be fully charged in time to enjoy the warmth. Comfortable vibration, warm palace and dispel cold: increase the area of warm palace, effectively relieve pain, flexibility, fever, heat dissipation, heat the stomach, long-term use, effectively regulate the body and protect health. Includes: 1x Heated Massage Band 1x USB Cable