Mazzer make “ZM Specialty Coffee Grinder” with Smart Knob, Record upto 20 Customized different grind sizes, 4 programmable buttons for quick recipes, The digital display flip with Electric calibration with On Demand Capability with double fan cooling system, Easy to clean with double safety switch, lockable canister, flat burrs of 83mm, 1 phase motor, 220Vts, 950-1050 rpm, 50/60 Hz, 800Wts) with 1.3kg bean hopper capacity!