The Nemco 15 inch Revolving Pretzel Merchandiser (6403) is an NSF certified, electric powered pretzel warmer and display case that has 2 arm racks to hold up to 24 small pretzels at a time. Front tempered glass panels help retain heat and keep your tasty pretzels visible, and the arm racks rotate so staff can quickly grab pretzels for customers. Nemco - 6403 - 15 inch Revolving Pretzel Merchandiser uses 2 125 watt light bulbs that are hidden behind a shield for safety while grabbing pretzels.