Nesco CU-30 30-Cup Coffee Urn is constructed of stainless steel and features double wall insulation allowing it to retain heat longer than singer wall models. Its hefty capacity can hold up to (30) 5.7 oz. cups. Approximate brewing time is one cup per minute. Green indicator light letsyou know when coffee is ready to be served. With locking lid and stay-cool handles to help prevent mishaps this urn is truly a crowd pleaser. Features: stainless steel double wall insulation 950 watts stay cool handles locking lid water gauge indicator lights.