Description Portable Electric Coffee Grinder Makes 4 Cups Grinds Coarse, Medium and Fine Coffee Powder, USB Rechargeable - Black Portable electric coffee grinder burr machine is suitable for outdoor use. It has ceramic conical burrs that provides three super setting to grind your coffee beans - coarse, medium and fine. Fully automatic feature allows you to use it as hands-free. Comes with USB- TYPE C wire charging, universal. It stops automatically once beans are grinded. Transparent working chamber, clear at a glance. Charge for 3 hours. Work for 1 week, grind 3 times a day, once 25G coffee beans of medium thickness Colour:White Material:ABS, metal Size:about 7.5 x 7.5 x 18cm Package Contents: 1 x Electric Coffee Grinder Maker 1 x Usb charging cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.