The knee brace wrap provides powerful vibration massage and comfortable heating, which helps to reduce joint pain, muscle stiffness and joint swelling in the knees, shoulders, arms and legs, and improve your range of motion. Ergonomic and compact wearable wrap massager fits perfectly knee, shoulder and elbow joint shape. Built-in rechargeable battery, turn on the power after fully charged, it will heat up quickly and the temperature is very comfortable. Fits for patients who rheumatoid arthritis,sport injury,relieve pain in the cold or humid environment,rthrosis who stand long or in AC room and in low temperature environment. Great ideal gift for mom, dad, men, women, parents and friends. Massage, heat and time modes seperately controlled by 2 buttons. Heating and vibration massage modes can work together or separately. 3 Time limited settings for your selection, 5 minutes, 10 minutes, 15 minutes. Enjoy heating therapy anywhere anytime. You can use our knee massager to enjoy a comfortable massage even during the journey. Great for road trips, traveling, workout, cooking, working, car use, the office and more.