This superb price computing scale from Cardinal/Detecto (model D30) will be a great asset for restaurants, farmers markets, candy stores, hardware stores or any business that needs reliable and accurate weight measurement and price computation. Boasting 99 P.L.U.s that are easy to program (that includes fourteen "quick keys" and an additional 85 indirect P.L.U.s), this low-profile price computing scale displays product weight, total price, and price per unit (e.g., price per pound) on both rear and front L.C.D. screens (electronic digits display in approximately half-inch height. This scale has a "Pre-Pack" key that retains the Unit Price and the Tare function to speed repetitive price computing tasks. To ensure steady as well as accurate weighing, the scale sits on adjustable nonskid feet; an internal bubble level keeps the platform stable. The unit housing is molded high-grade polymer over a stainless steel platform; the keypad features a sealed color-coded membrane keypad. And, of course, the RS232 serial port means you can connect a printer and print product labels. This scale is N.T.E.P. rated Legal for Commercial Trade.