This electric burr mill systematically crushes the coffee beans between the ceramic conical burrs. This process also retains the natural flavor and aroma of coffee better than a blade grinder. The portable conical burr coffee grinder has a variety of grinding settings to grind your coffee beans for any desired brewing method, from espresso to French press, from extra fine to extra coarse. Cleaning brush included for easy cleaning. The removable top burr, hopper and chamber are easily removed for effortless cleaning. Never use water or other liquids to clean the inside of the espresso/burrs grinder. The new technology upgrade makes charging more convenient and faster. It can grind more than 5 times with a single charge, which allows you to enjoy coffee easily. The fully automatic system allows for convenient, handsfree grinding. Put this wireless and USB rechargeable mini coffee grinder in your bag or suitcase, you can enjoy freshly ground coffee anytime, anywhere, whether at home, at work, traveling, hiking or camping. Material: Ceramic grinding core, acrylic shell Charging method: Interface type C Loading Size: 7.5 x 18.8cm Color: Black, White (optional) Weight: 500g Package list: 1 x Burr electric coffee grinder 1 x Charging cable 1 x Cleaning brush