Sleek quality balance made of high-impact plastic features built-in weight case with Snap-Tight lid, 10-piece brass gram set (1g-50g), 2" deep removable pans and zero adjustment knob. Help students learn mathematical and scientific concepts including inequalities, mass, comparisons, operations, and order.  Total capacity of 2,000g with +/- 0.5g accuracy.   Balance measures 12"L X 6"H.