Features: Large Battery Capacity: Large capacity battery of 1250mAh, fully charged can be used 1518 times; USB charging and TypeC cable is convenient. Free Control Of Thickness: Adjustable coarseness, the finest can grind 30 mesh (>90%) of coffee powder Large Capacity: It can grind about 25g of coffee beans at one time, Powder silo capacity is 125ml Ceramic Grinding Core: Ceramic grinding core is not easy to heat up, reduce flavor loss, reduce the odor produced by extraction, and maintain the flavor of coffee beans. Easy To Operate: One button to open and close, grinding will automatically stop when there is no coffee beans, suitable for most people to use .