Overview: 1. Infinitely adjust the thickness, the finest can grind 30 mesh coffee powder (>90%). 2. The bean bin and powder bin can be washed in the dishwasher. 3. The blue light works, and the red light flashes to remind charging. 4. Automatically stop without bean grinding 5 Charge for 3 hours. Work for 1 week, grind 3 times a day, once 25G coffee beans of medium thickness 6 USB- TYPE C wire charging, universal. 7 Transparent working chamber, clear at a glance. Specification: Product size: 7.5*7.5*18cm Product weight: 450g Packing: Each in color box What it does: UsB-C lithium battery charges 1500 mah Material: ABS plastic, copper motor,PC Color box: 9 * 9 * 20 cm Package Content : Plastic coffee maker*1 Cable * 1