AD-5300 High Resolution Programmable Digital Weight Indicator Features: 7 Modes of Weighing, Normal Weighing, Fill to Setpoint, Over/Under Checkweighing, Vehicle Weigh IN/OUT With Totals, Multi-Container/Axle Auto Weighing, Auto Axle Weighing (Long Scales), ID Tare, Print and Total, Peak Hold Mode. Status Indicators Include: Gross, Net, Motion, Zero, lb, Kg. Bright Red 1" High LED Display, 19 Tactile Feel Keyboard Membrane. Serial Port 1- Simplex RS-232 or 20mA Current Loop, Serial Port 2- Duplex RS-232, 20mA or RS-485, Digital Port- 3 Inputs and 3 Outputs, 4 User Configurable Print Formats. NEMA 4/IP66 Stainless Steel Enclosure.