About This 【Brushless DC Motor & Variable Speed】Quiet but powerful brushless DC motor can adjust between 800 - 1800 RPM. It gives you the full range of controls on how coffee beans being ground. 【DLC Coated 64mm Flat Burrs】DLC (Diamond-Like-Carbon) coated 64mm stainless steel flat burrs. It features a very low surface friction coefficient, self lubricating friction amplitude be formed on the surface with diamond structure and a high hardness. The adhesion of the coating is better. In addition the coating is a non-metallic element which can effectively reduce the electrostatic effect. The coffee grounds will not easy stick to burr surface and is easier to clean. 【Plasma Generator AKA Ionizer】Plasma Generator inside exit chute reduces static. 【True Zero Retention <0.1 gram】Even without bellow this grinder reaches almost zero retention. Blow-out funnel, with lid to completely empty the dead space. 【Stepless Adjustment】 Stepless adjustment with a large dial with an setting from the fine to coarse. It can be dialed in for espresso with high precision. 【58mm Metal Dosing Cup Included】Aluminum dosing cup gives you the flexibility if your portafilter isn’t 58mm. 【Full 1 Year Warranty】MiiCoffee provides one year warranty from US Overview Color : Black Brand : MiiCoffee Style : Modern Product Dimensions : 9"L x 4.5"W x 14.5"H Wattage : 400 watts Material Aluminum : Item Weight 10 Pounds : Material Aluminum : Item Weight 10 Pounds