Cooling and Heating Mattress Pad - Queen Size

90 Night Satisfaction Guarantee. Designed for ultimate sleep comfort. An energy efficient alternative to heating or cooling the entire house. Personal temperature control system. Independent temperature control for couples. Use year-round for temperature comfort. Temperature control: 46 degrees to 118 degrees F. Built-in timer. Machine washable in a front load washing machine. Weight limit on the pad is 500 lbs per zone. Limited 3 year manufacturer's warranty. Description: The ChiliPad Heating and Cooling Temperature Control System takes care of both hot and cold, warming or cooling your bed by pumping water through a network of pipes beneath you. The built-in cooling and heating system uses a water circulation system to regulate the temperature of your sleeping surface. The ChiliPad Digital Bed Temperature Control System is an effective solution that provides relief from night sweats and hot flashes caused by warm sleeping environments.Why cool your whole house when you can cool just