MINI CART HOT DOG STEAMER 120 V 60 Hz. domestic version See #8081 for Sterno-heated unit. This Hot Dog Steamer is a real merchandiser! It's constructed of durable stainless steel. Electric heating element heats the water compartment. Two compartments for hot dogs - one is on warm up and the other is ready to serve. One large compartment for buns. The wheels are a decoration - the umbrella is included. Table top (counter) unit.