Durable Conical Burr? With 40-millimeter stainless steel conical burrs, burr coffee grinder ensure optimal flavor extraction and create uniform grounds. Precise Grinding Settings? The burr coffee grinder offers 30 precise grind settings to make everything from an ultra-fine grind for espresso to a coarser grind for french press coffee for your customized brewing method. Keep the Optimal Flavor of Coffee? Burr coffee grinder has a gear reduction motor, which generates the slow grinding action. The coffee grinder produces less heat from friction and ensures the flavor and aroma of the coffee beans intact. Large Capacity & Auto-locking System? Burr coffee grinder has a large hopper, it is capable of holding 10 ounces of whole beans. Also allows to store enough beans for several servings of coffee. Coffee grinder has a auto-locking system, the coffee hopper on burr grinder can resist the beans from spilling out for easy removal, storage, and transfer of the bean hopper. Double Safety Protection? Friction clutch prevents damage to the grinding gear of burr grinder in the event of small stones in your beans. Built-in overheating protection protects the motor of burr grinder to ensure the coffee grinder a long life. Simple Operation & Easy to Clean? The unique rotary button two-in-one, one-button design in coffee grinder makes the grinding process very simple and easy to operate. The adjustable 2-12 cup settings of coffee grinder is good for single cup for one or a large gathering. The upper burr lift-off option and included brush allows you to clean the burr coffee grinder with ease.