EASE KNEES: Wear Knee Pads to protect knees, relieve discomfort of knees, promote body fluid circulation, and protect knees from cold. Electric Kneepad is composed of neoprene, heating plate and hook and loop fastener, which is ergonomic and fits the knee perfectly. HEATING PLATE: The heating plate is built in the Warning Knee Pads, and the temperature of the heating plate is 60 C. Hearted Knee Brace will heat up quickly, the temperature is very comfortable, and it will not scorch your skin like the traditional heating pad. Heated Knee Brace hook and loop fasteners can easily adjust the tightness to create a soothing sense of compression. CHARGING AND HEATING: Heated Knee Brace can be recharged and heated to relieve discomfort of knees. Whether you are walking, driving or working in the office, just press a button to enjoy the warmth and healing brought by Knee Pads. Knee Pads fit perfectly on your knees, secure and free your hands.SUITABLE TEMPERATURE FOR HUMAN BODY: USB cable is equipped with an adapter directly plugged into 220V voltage. The temperature can reach 65 degrees, bringing enough warmth to the knee joint. After wearing the Electric Kneepad, connect a small power pack (not included in the product) and start the heating function to obtain lasting and comfortable relief. GIFT SELECTION: Hearted Knee Sleeve is divided into low, medium and high temperatures to meet different needs. Health Care Product is a birthday, Thanksgiving, Christmas gift and an ideal gift for mothers, fathers, men, women, parents or friends.