Low profile price computing scale. Conductive silicone rubber switch with soft touch. Easy to read bright green vacuum fluorescent display for Weight, Unit Price and Total price. Three displays are on the operators side of the scale as well as three displays on the customers side. Keypad 0-9 for entering prices. Function keys for ZERO, TARE, 1/2, 1/4, PREPACK, MW, MR, TARE SAVE, ADD, RECALL. Auto span adjustment and auto zero tracking. Indirect memory backup of up to 800 items. RS232 interface for computerized cash registers only. Not for use with printer or cash register alone. Optional large tray 17" x 11.25" for fish. Stainless steel platform size 14.6" x 11". Overall size 15.3" x 14.4" x 5.9"H. 120 VAC, 10 watt. NTEP 91-141 III 3,000 div.