The small on-demand grinder, sized for a bar with a tight counter or a second grinder for decaf. 64 mm flat burrs with continuous micrometrical adjustment.Touch interface with programmable single and double doses to a hundredth of a second, a manual grinding mode, and total and partial dose counters. Portafilter activated.Specifications Burrs Flat, 64 mm (233M) bearing steel Burr speed 1,600 rpm at 60 Hz Hopper capacity 600 g commercial. A 280 g domestic hopper is also available Grind adjustment Continuous micrometrical Dosing Grind by time, two programmable doses Output 2 to 2.5 g/sec. 14.2 sec for a 17 g dose Motor 350 W Electrical 120 VAC, 2.1 A service Dimensions (W x D x H) 6.75 x 7.75 x 19.25 in Weight 18.7 lbs (8.5 kg) Certifications NSF-8, ETL Sanitation Listed, UL-763, ETL Listed Aluminum die cast body. Colors: demi-matt white, matt black, matt dark gray, matt silver, and polished aluminum at extra cost.Note the hopper choice matters for certification. Mazzer fits the 600 g hopper for the commercial listing and the 280 g for domestic. Tell us which you need.Some US listings still show 250 W for this grinder. That is the previous generation; Mazzer states the motor was upgraded. Mechanical figures are Mazzer's; electrical figures and certifications are La Marzocco USA's, as the US importer.Email [email protected] for a quote, or send us the details.