Deep Pressure Touch: Ergonomically designed, the micro glass beads are evenly distributed inside the neck and shoulder heating pad and reinforced with high-strength sewing threads to prevent shifting and ensure constant weight distribution. The 2.7-pound weight provides the perfect level of comfort, simulating the feeling of being hugged to help you relax during heat therapy.Fast Heating & Far Infrared Rays: Our electric heating pad adopts carbon fiber heating wires in the shoulder and neck area, which has fast heating speed, low energy consumption, long service life, safe and reliable to use. The heating pad also emits far-infrared waves during the heating process, which penetrate deep into painful muscles and tissues, promote blood circulation, and relieve stiffness, tension and pain in a targeted manner. Smart Controller: We equip the weighted neck heating pad with two upgraded NTC temperature sensors, monitor the temperature in real time and realize automatic temperature control and overheat protection. The electric shoulder heating pad offers eight heat settings between 95-149, and a 12-hour auto-off timer with countdown that you can adjust as needed. The heating pad controller features a large LED screen with a backlit display for easy operation. Heat Therapy for Pain Relief: Made of soft and comfortable fabric, the neck and shoulder heating pad feels gentle on the skin, and the fabric is machine washable for easy care and cleaning. This weighted heating pad is designed to provide effective pain relief and relaxation for your neck and shoulder muscles. Measuring 20"x23", it can also be used flexibly around the waist, stomach, legs, knees and more. .