Mazzer Super Jolly Electronic Doserless Grinder Available in Silver only! Flat 64 mm grinding burrs ETL certified both in USA and Canada Bean hopper: 2.7 lbs Stepless micro-metrical grind adjustment Weight: 31 lbs. Grinding on demand Electronic dose adjustment Motor output: 350 watts Single and double dose with independent adjustment Dimensions: 10 1/2" W x 7 3/4" D x 24" H Digital display with shot counter Low blade speed (1600 RPM)