The ZUTTO® Coffee Maker features a removable water tank and water filter that lasts up to 2 years under normal use for clean operation. It brews up to 5 cups of coffee and features automatic keep warm. Iced coffee water measure lines adjust the water-to-coffee ratio for a stronger coffee that doesn't taste watered down when chilled with ice. Glass carafe is ergonomic with an easy-grip handle and knuckle guard for extra protection. Compact design and ideal for small spaces. Coffee maker is free of PFAS (including PTFE and PFOA) and BPA on all areas that come into contact with food or beverages.