The tank holds 1.3 liters of water at the full mark, with roughly 10% of that volume absorbed into the coffee grounds.
The control board allows the bloom to settle before delivering the rest of the hot water slowly at a nearly ideal temperature (93.DELICIOUSLY SIMULATED POUR-OVERAfter the button is pressed, "Ratio" simulates a skilled barista pour-over process: first, hot water is dispersed through a stainless-steel spiral shower head across the grounds, causing a bubbly interaction called the "bloom". The Bloom, Brew and Ready phases run in sequence, delivering a perfect (and easy) cup of coffee every time.