Easy-to-use mechanical scale with add-on tare feature allows the weighing of separate items! Large 1,100ml dishwasher-safe bowl lets students add counters, blocks, sand and even liquid! Bowl can be removed for weighing larger items on platform. Weight Capacity is 2.0 kg/4.4 lbs. Accuracy is 1/2 oz/ 20 g. Bowl Capacity 1.10 liter.