Number of Shelves - 3Heating Elements - 1Amps - 6Dimension - 20 x 20 x 24 in.Temperature controlled single heating elementHinged doorTwo 60 watt light bulbs to better display merchandiseLight strong aluminum frame660 Watt Heating elementFits up to 3 17 in.pizza boxes per level or several slicesAlso able to keep other foods such as pastries, sandwiches, or any other food items that requires 140-160 degrees.Either 110v or 220vSpecificationsFront Door Clearance - 17 in.