MULTI-PURPOSE GRINDING - The multifunctional bean grinder is perfect for everyday use and can grind various DRY/DEHYDRATED materials, including beans, peppers, chili, coffee beans, nuts, cereals, spices,herbs, seasonings, etc.Nucleated or crusted material must be removed from the core or hard layer and then ground.PORTABLE SMALL SIZE AND 200W MOTOR - The portable coffee grinder can be easily held in one hand;The compact design takes up little counter space and is easy to store in a cabinet or drawer.[NOTE] Due to the very high speed of the motor, the machine will warm up slightly.And some burning smell is normal due to motor operation.TRANSPARENT PLASTIC LID - Through the transparent lid, you can observe the grinding process and get coarse or fine powder.Grinding capacity: approximately 50g to 100g once.And different grinding time makes the powder fineness different.When grinding, the smoke-like particles you see are actually fine powder, not smoke.CLEANING AND MAINTENANCE - 1. Do not wash the grinding cup directly with water or rinse the baseengine.It is not waterproof.Use a dry brush or cloth to clean;2.We recommend you to rest about 60 seconds after use every 30-45 seconds for better motor;3.It is recommended that the ingredients to be grinded cover the blade and do not exceed 2/3 of the grinding bowl.ONE-BUTTON START, EASY TO USE - Simply press the ON/OFF button to start grinding and release thebutton, grinding will stop immediately.