Dia 10" 120V 250W, KEENOVO Circular Silicone Heater Mat, Kettle Vacuum Chamber Heating Element Pad, w/ Digital Thermostat Controller Wonderful silicone heater pad to turn your kettle chamber into a home vacuum oven. Integrated with digital thermostat of large capacity for precise temperature control. Controller capable of providing Display in Fahrenheit and Timer function after configuration. A simple " plug & play" solution with plug readily fitted, a latest upgrade with no extra cost. Item Location: Shanghai, China