HEAT SETTING: Queen, King and California king heated mattress pad comes with a dual side controller and 8 different heat settings. While twin and full size pad come with single control and 8 heat settings. This heated mattress pad will help soothe neck, shoulder, back, legs, and more while you get restful sleep on cold nights.SUPERIOR DESIGN: The controller can automatically shut down in case of failure or excessive temperature through the overheating protection function. The surface of the electric mattress pad is made of premium 100% polyester. It is very durable. Soft wires protect pressure points, you will not feel the wires.SAFETY SETTING: This heated mattress pad has 8 heat settings and as a safety feature will auto shut off after 10 hours. Heated mattress pad is 100% UL SAFETY CERTIFIED and warming process heats up with barely any EMF radiation being dispensed.EASY TO CLEAN: This soft quilted mattress pad is machine washable, just unplug the power cable from the controller and you can toss it in the washer for easy clean.CUSTOMER SATISFACTION IS OUR PRIORITY : We want our customers to be 100% happy and satisfied - You can always come to us for any product issue at our store.