Starts and stops automatically to keep the portion dispenser full. Hopper capacity 1kg (2.2lbs). Wide range of precision grinding selection, from coarse to very fine (espresso), easy to adjust. Ø63.5mm (2.5”) special tempered steel grinding discs (burrs), long lasting, easy to change.Average output: 8 kg/hour (20lbs/hr). Very precise volumetric dispenser with counter. Adjustable portion of
grinding per cup (6.5 to 9 g).