Description: It will be an excellent choice if you want a warm nightin cold winter. Adopting uplex heating wire design, our mattress pad can heat up quickly, making the coldness stay outside the home. And 8 mode temperature controlallows you to choose a most comfortable temperature to accompany you through the cold night. Besides, you can also time the mattress pad into 1 hour, 2 hours, 10 hours and constant heat, catering for your various demands. Feature: 8 modes temperature control (77℉-140℉)for your different heat requirement 4 modes timing function (1h2h10hconstant heat) for flexible and convenient usage quality material is skin-friendly Designs with low-voltage heat function Detachable connectorfor convenient machine-washing Duplex heating wire designto heat up quickly 4 sizes for you to choose Specifications: Size: 75 inch x 39 inch (Twin); 75 inch x 54 inch (Full); 80 inch x 60 inch (Queen); 80 inch x 78 inch (King) Net weight: 3.5 lbs (Twin); 4.5 lbs (Full); 6 lbs (Queen); 6.5 lbs (King) Power: 95W (Twin); 130W (Full); 150W (Queen); 190W (King) Voltage: 120V 8 Modes Temperature: 778695104113122131140℉ 4 Modes Timer: 1h2h10hconstant heat Length of power line: 7ft Length of connect line: 2ft.