Stainless Steel, IP65, Large 18mm Liquid Crystal Display (LCD) with backlight, Selectable modes, 13 units of measurement, MMTS (Mono-Metal Tuning Fork Sensor) provides quick response and stability, IP65, 115 VAC adaptor included (230 VAC optional), Semi-automatic calibration, external weight, RS-232 bidirectional, Options: Battery holder, Underweigh hook, Waterproof RS-232 cable