the electric grinder consistently crushes coffee beans between ceramic conical burrs. This process also retaining the coffee's natural flavor and a blade grinder.The fully automatic system allows for convenient, hands-free grinding. Put this cordless and USB rechargeable mini coffee grinder in your bag or suitcase, you can enjoy ground coffee anytime, anywhere, whether , work, travel, hiking or camping...The portable conical coffee grinder boasts multi grind to grind your coffee beans for any , from espresso to press, - from ultra-fine to extra-coarse. With electric coffee grinder you will never have to worry about uneven coffee grounds, no matter which grind size you select.Cleaning brush included for easy cleanup. The removable upper , hopper and removes for effortless cleanup.Colour:greyMaterial:ABSPackage Contents:1 x grinder1 x USB cable1 x cleaning brushOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.