Portable Coffee Maker Multifunction Mini Electric Espresso Coffee Grinder Machine Stainless Steel Rechargeable Coffee Machine 45|Coffee Makers Function: 1. Easily rotate the bottom, the thickness can be adjusted 2. Ceramic grinding core, wear-resistant, durable, non-deformable and non-jamming 3. USB charging, anytime, anywhere, one-key start 4. Kitchen assistant, can grind many kinds of beans Battery capacity: 1200mAh Rated power: 15W Bean bin capacity: about 35g Cup capacity: 245ml Product material: stainless steel + ABS Separate design is more clean and can be divided into four parts, except for the host, all can be washed with water; Portable and carry around; Stainless steel filter screen, metal fine filter screen; Transparent visible bean silo, the grinding quantity can be controlled at any time; How to use: 1. Add the right amount of coffee beans to the bean bin 2. Install the motor host, one-key grinding 2. Gently spin the powder box and coffee cup, which have been ground 4. Slowly pour water into the center for soaking and brewing