Mr. Coffee Caf Steam Automatic Espresso and Cappuccino Machine, 20 oz, Silver: Brews up to 4 shots of delicious espresso coffee Steam heat system forces hot steam through the filter for a dark, rich espresso brew Milk frother provides frothing for creamy cappuccinos and lattes Glass decanter with serving measures allows you to see how much is being brewed Removable 55 oz, washable drip tray collects coffee drips and keeps brew space tidy Automatic coffee machine is ideal for those who enjoy espresso and cappuccino anytime throughout the day Available colors: black, red Wattage: 900 Battery Required: No Material Type: Plastic, Stainless Steel Care and Maintenance: Make sure the control knob is in the “Off” position. Fill water measuring cup to the 4 cup mark with fresh, undiluted white household vinegar. Add vinegar to the water reservoir. Brew just enough to get some vinegar to come out. Steam just enough to get some vinegar to come out, then unplug the machine. Allow appliance to sit overnight with the vinegar solution in the water reservoir. Discard vinegar through the top opening of the espresso maker by turning the machine upside down over the sink. Rinse the water reservoir thoroughly with tap water by filling tank half full with water and then pouring the water back out into the sink, repeating this step twice. Brew and steam with fresh water at least 4 times or until you do not smell any vinegar. Once every 1 to 3 months depending on usage and the type of water, we recommend that you delime your machine to keep it working properly.