304 stainless steel. Simple to operate. Ideal production control and traceability of bulk and minor ingredients that meets the mandated requirements of the Bioterrorism Act, Section 396 (BTA) and HACCP. Survives the harsh environments for food processing. 5.7" STN, QVGA 320 x 240 LCD display protected with a thick Lexan panel bolted and glued in place to prevent damage. Keys are: CLEAR, ENTER, START, LOT ID, RECIPE RECALL, ZERO, and 0-9 alphanumeric keypad. USB thumbdrive data output or optional wired Ethernet. 115 VAC, 50/60 HZ. 230 VAC optional. Overall dimensions 9.25"H x 10.5" x 5.5"D (indicator). 2 year warranty.