Enjoy Jml Luxuriously Comfortable Water Heated Bed Mattress Topper Which Comes With Temperature Control – 3 Size for King, Queen and Twin Size for ChoiceUtilizes an adjustable, water-based system to regulate the surface temperature of your existing mattress by actively circulating water through silicone micro-tubes in the pad, providing a more comfortable sleeping environment!warmer water heating blanket uses the water and electricity separation structure, no electric heating wire inside the blanket, and the heat is supplied through the warm water circulation to achieve the effect of safe heating. The water heated mattress do not emit any electromagnetic waves, but, it can release negative oxygen ions to keeps your skin healthy and no dry feeling in the morning. Perfect for the elderly, the pregnant woman and the baby.Adopted the humanized noise reduction design and suspension mute technology accelerates the water circulation speed, Quieter and heated faster. Additionally, it uses intelligent constant temperature system to save energy, allowing you save up so much a year on your energy bill which is about 40% less than ordinary electric blankets. Lower your heating bill this winter with JML water heated blanket for extra warm and comfort Feel.The preset temperature is 90? and you could easily control the power and precisely control from 86? to 140? via the remote or the main machine (Wide Range: 86?-140?/ Adjust Value: 2 ?) for desired warmth quickly within few minutes; Equipped with 1hr, 2hr, 3hr…12hr auto-off feature to leave you peace of mind and the also the Sleep settings ensure electricity conservation.