Bunn-O-Matic coffee grinder is just 8.6" (21.84 cm) wide and a low profile. Professional grind provided by large 3.19ˆ (8.1 cm) diameter burrs powered by quiet, low speed, high torque motor. Two hoppers allow for regular and decaf or specialty beans. Large, clear bean hoppers merchandise 3 lbs. (1.36 lbs.) each of fresh coffee beans. Easy access on back for grind weight adjustment. Three year warranty on grinding burrs. Dimensions: 17.5"H x 8.6"W x 11"D. All BUNN grinders use precision burrs to cut (not crush) the coffee beans and deliver consistent grind distribution. BUNN burrs are rated at a Rockwell hardness of 66C, resulting in an exceptionally long burr life. Model requires 2-wires plus ground service rated 120V, single phase, 60 Hz. Power cord (NEMA 5-15P) 15 Amp-120V.