The Marshall Air 500791R120 ThermoGlo Warmer provides consistent heat to help maintain food temperature in commercial foodservice operations. Measuring 10" x 12", this red warming unit operates on 120 volts with a 720-watt heating capacity to deliver controlled warmth across its heating surface. It works by converting electrical energy into heat, which helps keep prepared food warm an... https://partsfe.ca/marshall-air-500791r120-thermoglo-warmer-10-x-12-120-volt-720-watt-red/2-500791R120.html