Idson Ceramic Burr Manual Coffee Grinder-Mini Hand Crank Coffee Mill - Stainless Steel,Adjustable,Portable,Slim Design for Home and Travel- Aeropress Compatible The Grinder can adjust the consistent grind size,the grinder with a ceramic conical burr,rust free,you can adjust it quickly and easily to grind for multiple kinds of espresso,french press,turkish coffee and so on.Just simply turn the knob clockwise or counterclockwise to reach the grind size. Quiet,small,lightweight,portable.The small size of mills that easiest to travel or camping outdoor or anywhere you want to go.It was specifically designed for aeropress,you can find it much quieter then the electric grinder. Stainless steel body of grinder,own a sleek apearance,and can increase its impact resistant. It is easy to operate.The grinder is slim for easy gripping and the crank handle is long enough to easy crank. Please reading instructions in the package box before you use the ceramic coffee mill.so that you can enjoy your mill for many years.