Analytical balance HR-251A, Weighing range 62/252g, ext. calibration, 1 unit(s)Analytical balance HR 251A, Weighing range 62 252g, ext. calibration Application: Percent, counting, animal weighing Selectable weight units: g, mg, ct, etc. Features: HR A model with external calibration HR AZ models with internal calibration Backlit LCD display Removable, round full sized draft shield (internal height 198 mm); (W) = incl. draft shield The sliding doors of the draft shield tilt back to minimise space requirements With RS 232 data