Electric Burr Coffee Grinder,Portable Single Serve Coffee Maker with Insulated Travel Mug,Small Coffee Bean Grinder with Multi Grind Setting and Filte Coffee Grinder and Maker All-in-one: The portable automatic burr coffee grinder comes with filter and a removable mug, grinding and brewing all in one machine. Just bring coffee beans and water, you can enjoy single serve delicious coffee anytime, anywhere. Adjustable Grind Setting: Our conical burr coffee grinder can adjust the coarseness of coffee by the knob, from fine to coarse. Ceramic grinding core evenly grinds coffee particles, maximizing the retention of the aroma of coffee powder. This single serve coffee maker is perfect for espresso, pour over, drip, percolator, cold brew and french press. Stainless Steel & Easy to Clean: This cordless coffee grinder is made from high quality 304 stainless steel, safe and durable. It's easy to detach and clean, all parts can be washed except the grinding head. Small & Compact: The mini portable coffee grinder is very convenient to be carried in backpack, briefcase and travel bag. Great for home, office, travel, camping, car, backpacking, hiking, RV and picnic. USB Rechargeable: The electric portable coffee grinder can be charged by computer, car, chargers and power bank via type-c cable, built-in 1200mAh battery, fully be charged in 1.5h. One fully charged can grind 120g coffee beans.