AWARD WINNING GRINDER - Best New Product 2016, Specialty Coffee Association Expo. Professional level grinder for your home or light commercial needs - small footprint and fits nicely under most kitchen cabinets. GRIND BY WEIGHT - Only home espresso grinder offering grind-by-weight directly into a portafilter, using Acaia weighing technology and bluetooth functionality for upgrades. 3 programmable dosing buttons for accurate, consistent dosing to within a 10th of a gram. EXCEPTIONAL ESPRESSO GRINDER - Also capable of grinding for manual brewing methods requiring a finer grind (eg Aeropress, Hario V60). 270 GRIND SETTINGS - Macro/Micro adjustment for the most precise dial-in capabilities. A built-in convertible device holder allows for convenient change between a portafilter or supplied grounds bin. HIGH SPEED GRINDING - Up to 5g/second and minimal retention in the innovative straight-thru grind mechanism.