MULTI-PURPOSE GRINDING - The multi-function electric grain grinder is ideal for daily use, grinding various DRIED/DEHYDRATED materials like beans, peppers, chili, coffee beans, grains, cereals, spices, herbs, and seasonings. Ensure materials are shelled and seedless. [Caution] Don't grind nuts or materials with high water/oil content to avoid motor damage. PORTABLE SMALL SIZE, 200W MOTOR - Compact portable spice grinder electric, Lightweight and compact size, easy to carry and store in the cabinet or cupboard. [NOTE] The dry grain grinder may heat up slightly due to high motor speed. Normal for burnt smell during operation. TRANSPARENT PLASTIC COVER - La cubierta transparente permite observar el proceso de molienda. El molino produce polvo grueso o fino. 300ml grinding cup is made of stainless steel, heat resistant and durable in use. CLEAN & MAINTENANCE - The cover and cup is washable, Don't wash grinding cup or motor base of the spice grinder directly with water. Use brush or dry cloth for cleaning. The grain grinder mill electric is not waterproof; Rest for 3 seconds after every 5 seconds of use to enhance motor performance and prevent overheating; Ingredients should cover blade and not exceed 2/3 of grinding cup capacity. ONE-BUTTON START, EASY TO USE - Press ON/OFF button to start grinding, release to stop. STEPS: Pour coffee beans into the grain mill grinder (up to 2/3 of cup) ; Close upper cover of the grain grinder securely. (Cover must be tightly closed during use) ; Press button to start, pause every 5 seconds for 3; Cut off the power, pour out the dust, the degree of thickness depends on the grinding time.