The transparent lid allows you to obviously see the grinding state when the grinder is in operation. And the wide range of applications allows it to be used to grind a variety of food materials. What can this grinder offer you is that it can be much easier for you to operate, because it adopts a one-key start design which can automatically mill the bean or nut when it is power on, and it can save your time and energy, and it can free your hands. It is constructed of stainless steel material. The diameter of grinder is 9.6cm. The length of this product is 17.3cm and width is 9.6cm. It is suitable for kitchen, coffee shop, home, spices, grains, coffee bean and so on. Item Name: Household Grinder Material: Stainless Steel Features: Transparent Lid, Strong Motivation, Simple Operation Rated Voltage: 220 Rated Frequency: 50 Rated Power: 150 Motor Speed: 20000~29999 Battery Capacity: 1200mAh Size Details: Diameter: 9.6cm/3.78"(Approx.) LxW: 17.3cm x 9.6cm/6.81" x 3.78"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Household Grinder