1MULTIFUNCTIONAL: In addition to daily use for grinding coffee beans, the coffee grinder can also grind spices, herbs, nuts, various seeds, oats, flaxseed, chia seed, sesame, etc.2CORDLESS ELECTRIC COFFEE GRINDER: Equipped with a built in 1250mAh lithium battery and USB charging, only takes 2 to 3 hours to fully charge and can grind continuously for 3 to 4 hours. The grinder can grind up to 1 ounce/25 grams (enough for 4 cups) of coffee beans at a time. Save time and effort!31 CLICK OPERATION: With just 1 click, you can easily enjoy a comfortable coffee life. But for safety reasons, grinding will stop without beans. The hardness of stainless steel grinding core is stronger than other materials, and the adjustable conical burrs of stainless steel have a longer lifespan.4MULTI GRINDING SETTINGS: Coffee grinder can grind your coffee beans according to any desired brewing method, from ultra fine to ultra coarse. Using an electric coffee grinder, no matter which grinding size you choose, there is no need to worry about uneven coffee powder.5EASY TO CARRY AND CLEAN: The upper chamber, container, and grinding burr inside the machine can be easily disassembled for cleaning. After grinding the coffee, you can also use a cleaning brush to clean the coffee grinder inside. Closed transparent powder bin, no powder leakage, no dirty tabletop.