The NTEP approved platform scales have a 4″ x 4″ alloy steel platform. The easy to read backlit display reads in lb or kg. The scales also feature a bi-directional RS 232 interface. The scale functions include net/gross, pre-tare, animal hold, accumulation. The scales also have an external power adapter and internal calibration. In addition, the scales have a capacity of 5,000 or 10,000 lbs and a readability of 1 lb. The scales have an optional Intell-Weigh™ 10 indicator with rechargeable battery, RS485, and real-time clock.