Food warmer has extruded aluminum housing that is very strong and eliminates the danger of sagging in the middle. Pre-focused heat maintains serving temperatures longer without continuing to cook the food. Heavy duty insulation minimizes heat loss, which helps to reduce energy costs. Shipped factory assembled with mounting tabs, 6' cord/plug set, s hooks and chain supports - everything you need to use the unit immediately. 30"Wx6"Dx21/2"H. 660 watts. 120V. 8 lbs.