Heavy Duty Casters: Included are (4) 5? casters with 2 front locking casters enabling easy movement of the product for cleaning or maintenance. Bottom Mount Compressor: design draws cooler air and allows easier access to machinery if maintenance is required as well as easier access for loading and unloading products. Digital Temperature Control: Easily adjust the temperature between 33-41 degrees; the LCD display allows you to easily keep track of the unit's temperature enabling optimal food safety upkeep. Versatile interior: Adjustable, heavy duty PVC coated shelves, including 3 coated wire shelves with fortified shelf clips. Most Competitive Warranty: 5 YEAR ON COMPRESSOR AND 2 YEAR ON ALL PARTS AND LABOR