[High Quality Material]: Made of food grade stainless steel, this grinder is safe, and , ensuring long-lasting performance and maintaining the aesthetics of the product. [Grinding Cup with Transparent Plastic Cover]: With the transparent cover, you can observe the grinding process and get coarse powder or fine powder. Grinding amount: about 50-400g at a time. And due to the different grinding time, the of the powder is also different. When grinding, the smoke-like particles you see are actually fine powder and not smoke. [Cleaning and Maintenance]: 1. Do not wash the grinding cup directly with water or rinse the motor base. Please use a brush or dry cloth to clean. 2. For better motor maintenance, recommend taking a break of about 60 seconds every 30-45 seconds after use. 3. It is recommended that the ingredients to be ground should cover the blade and not exceed 2/3 of the grinding cup. [One-button operation]: One button can be operated. the button for a while to it and release it to stop it. It is very suitable for changing coffee beans from rough to medium to fine in a few seconds. The transparent lid allows you to clearly observe the grinding status of the internal coffee beans and control the coffee level at any time. [Multi-purpose grinding]: Electric grain grinders are ideal for daily use and can grind a variety of dry/dehydrated materials such as beans, peppers, chili peppers, coffee beans, grains, spices, herbs and spice blends. Make sure the ingredients are peeled and seed-free. Voltage: AC220V Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Color: As Shown Material: Metal+Plastic Package Contents: 1 x Grinder 1 x Brush 1 x English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.