Who doesn't love the feeling of warm sheets fresh from the dryer? the Serta Sherpa plush electric heated mattress pad not only warms your sheets before you get into bed but also rejuvenates your mattress for a better nights rest. Before you get into bed, simply turn on the programmable digital controller to one of the 10-heat settings to set your desired heat time and temperature and let the Serta preheat technology warm your bed quickly. Do you love a warm bed but Hate to WAKE up hot in the middle of the night? our exclusive timer feature allows you to set the heat time from minutes to 12-hours so you will always be at your own perfect sleep temperature. Queen size mattress pad measures 60-by-80 Inch and includes two digital controllers and dual zone control for individual comfort. Each controller has a 19-foot power cord for convenient and easy placement. This amazing mattress pad is constructed with built in safety features that include overheat protection and automatic shut off after 10-hours for added Peace of mind. We've constructed a flexible skirt on all four sides to keep the mattress pad in place, promote better sheet fitment and fit mattresses up to Inch deep. Turn down your thermostat and save! a cool room and warm bed will not only help you sleep better; you can save 5 - 15% on your energy bills when you turn your thermostat down 10 - 15 degrees for 8 hours. Comes with a 3-year manufactures warranty. Machine washable.