How to use the grinder: 1. Make sure the switch is off. 2. Never use more than 2/3 bowls. 3. When using, the upper plastic cover should be closed tightly. 4. Suitable for: grinding coffee beans, peanuts, beans and beans, almonds, etc. (these solids must not contain water) 5. In either case, the machine can run for 30 to 45 seconds until the solids are crushed satisfactorily. If used for more than 45 seconds but not more than 60 seconds, the machine must rest for 60 seconds before it can be used again. Features: < p>- Perfect for home, office, etc. - Transparent cup cover visualization - Different grinding times and different degrees of detail - One-button switch for easy operation - DIY food, healthy and healthy - One-click powder, easy to use < /p> Note: * The machine only supports grinding dry food * To ensure the life of the machine, it is recommended to use the working time intermittently, stop for 1 second for about 5 seconds and repeat the operation to know the ideal state. * To avoid damage to the machine water, the main unit cannot be washed with water. *Please allow slight error due to manual measurements, thank you! *Due to different displays and different lights, the picture may not reflect the actual color of the item. Thank you for your understanding. Sold by grid cool store