The Omcan USA Vertical Food Warmer (Model FW-CN-0004-V) is an electric countertop unit that measures 21 inches wide. It can hold either one full-size pan or two half-size pans per shelf and features four separate channels, each with its own adjustable thermostat so you can control the temperature independently. The exterior is made of stainless steel for easy cleaning and durability. It runs on 220V power, draws 15 amps, and uses a NEMA 6-15P plug.