Salter Check Weigher Scales Washable, corrosion free scale with watertight display screen, built to work in harsh, wet environments. Bright red LED display, 13mm high digits. Audible buzzer when weight is within accepted range. Portable with internal rechargeable battery, approx 20 hrs between charges. Can also be mains operated. Size: H110 x W285 x D235mm - Platform: W229 x D190mm Weight display units: oz, lb, g, kg. Warranty: 12 months.