1. This electric heating knee pad is an intelligent health care product with 3 levels of hot compress and massage functions. Built-in 5000mAh battery, can be charged via USB, easy to use. The leather fabric is soft and comfortable, and the long battery life can meet the continuous use needs of users. 2. The heating gear is divided into three gears, the temperature range is 40°C-75°C, and the massage vibration gear is also divided into three gears. Users can choose the appropriate gear according to their needs, release muscle fatigue and relieve symptoms of knee discomfort, and assist in the recovery of muscle health. 3. In addition, the product also has an ultra-long battery life function, which can be used for 2-3 hours. The goal is to provide a strong guarantee for the long-term care of users. The comfort of the leather fabric of the product is in place, which can eliminate discomfort during use and help eliminate muscle fatigue. 4. The product has over-temperature protection and anti-grease function at the same time, which enhances the safety and durability of the product. Users don't have to worry about the safety issues during the use of the product, and they don't need to worry about being polluted by grease and other substances when using it. 5. Users must follow the instructions when using the product. Improper use may cause problems such as sore knees. It is recommended to take more rest, especially for sedentary people who need to increase muscle exercise to protect the health of their knees. In short, this product is a humanized and intelligent knee pad product with complete functions and easy to use. It is an ideal auxiliary tool for users to care for muscle health.