Genio Mac Coffee Grinder Commercial 74mm Flat Titanium Burr (White) 220V. 74mm titanium burrs in flat burrs. Using a large 74mm blade, the aroma of coffee beans is preserved and quickly pulverized. 7-8 seconds based on 2 shots of 64mm. 74mm 3-4 seconds based on 2 shots. It is possible to check and set the grinding time conveniently through an intuitive touch panel. If you do not operate the grinder for more than 15 minutes, the display screen will switch to sleep mode. It is possible to control the pulverized particles in a stepless manner, enabling fine and precise setting. Cooling Systems & Powerful Output. The cooling fan is installed to reduce the heat generation of the motor, minimizing the loss of the quality of the coffee beans. It’s durable even when used for long periods of time. It automatically stops 15 minutes after use, allowing the grinder to last longer. Grind beans faster and more evenly with 1400 RPM of a powerful 500W motor. A large hopper that can hold 1.5kg of coffee beans. Start by PUSH button. It is easy to maintain due to the lower dial method and the detachable discharge port. How to set the time. Touch the cup-shaped button for about 3 seconds until it blinks. Press the + button or – button to set the desired time. After setting the time, press the cup-shaped button to confirm the time.