Trade Approved Stainless steel waterproof check-weigh indicator with large LED display. 3x Colour check-weigh lights. Numeric & function keys. Built-in rechargeable battery. Zero, Tare, Net, Stable, Hold. Limit function (HI/OK/LOW), Counting & Percent modes. PC Command mode. RS-232 Interface. 6 & 4 wire load cell support.