Commercial countertop water boiler/warmer; no plumbing required Generous 169 oz. (5-liter) capacity - serves up to 21 - 8oz. Cups Keeps warm ar 208 degrees F (98C), 195 degrees F (90C), or 175 degrees F (80C) with convenient REBOIL feature QUICK TEMP mode reaches 195 degrees F or 175 degrees F, keep warm directly without reaching a boil Convenient 7-hour delay timer can be set up the previous night, for hot water ready the next morning Material Type: Aluminum