This scale is made in China for Ohaus . Grams Ounces Carats Grains PennyWeight Troy Ounces Ohaus Explorer Series with internal calibration. Grams Ounces Pounds Kilograms New from Ohaus - the Ranger Counting Scales . The RC3RS can count parts as small as 0.2 grams in weight. Grams Ounces Carats Grains PennyWeight Troy Ounces Ohaus Explorer Series without internal calibration.
Interpretive error is eliminated.