With Velocity Brew our traditional quick brewing brewers water is kept at the optimal brewing temperature in an internal hot water tank. This means its ready to brew when you are and delivers delicious, hot coffee in about 3 minutes. Brews 4 to 10 cups (20 to 50 oz) in about 3 minutesDouble wall, vacuum insulated thermal carafe keeps coffee warm for up to 2 hoursUnique sprayhead ensures even, complete coffee flavor extractionStainless steel internal hot water tank keeps water heated to optimal brewing temperature of 200 F3-year limited warranty