DESC: White, poly-coated steel interior that is easy to clean. Convenient temperature control with 7 adjustments. Heavyduty pop-out lock is standard for safety and security. Key automatically ejects to prevent being left in the lock. Simple, manual defrost. 2-1/2Â' of wall insulation. Four easily installed heavy-duty casters. 115/60/1. Delivers temperatures down to -20°F, great for ice cream. UL and NSF Certified. Cubic Feet: 14.8 - W x H x D: 48Â' x 36.9Â' x 21.75Â'