Single valve, accommodates 3 or 5 gallon bags with one 5 gallon crate. 15 12L x 17 18D x 39 12H. 1 kratemalt mixer capacity. 110HP compressor. 1.2 amps. Stainless steel exterior and interior. Temperature indicator. Adjustable temperature control. Easy to use dripless operation. Constant cooling at pinch point. Hands free operation.