Warmth Relief: Our massage heating pad incorporates industry-leading massage functions, which can help ease muscle tension for shoulder and neck muscles while accelerating blood circulation. Weighted beads allow for a better fit to the body, optimizing heat transfer and massage. Controller: Easily adjust temperature and vibration settings to your comfort with our controller. This weighted heating pad has 9 combinations of temperature settings (2-hour auto shut off) and massage functions (0.5-hour auto shut off) so that you can choose the perfect temperature. Safety Promise: PTC/NTC heating wire provides the perfect temperature for therapeutic relaxation with overheating protection to ensure your safety. Enjoy rapid relief powered by fast heating technology while staying safe. Our electric heating pad complies with UL130 standards, and all of Bedsures heating pads sold in the US work at 120V. Reliable Choice: Safe and reliable, our weighted heating pad with massager has undergone multiple safety inspections and standardized manufacturing. We ensure all our heating pads meet quality, health, and safety standards. Please place the pad on top of, rather than under, the part of the body needing heat. Avoid falling asleep using this heating pad for back. Versatile Dependable: Bedsure heating pad with massager helps relieve sore muscles, saving you from muscle tension in the back, shoulders, abdomen, legs, joints, and other large muscle groups. You can use it at home, in-office, at the gym, etc. Quieter than heating pads from other brands, discretely enjoy comfortable massage and relaxation anywhere.