Finlandia/Harvia FLB-80/KIP-80B Sauna Heater, 8kw 240v/1ph, Maximum 425 cubic feet 8kw, 240v/1ph, 33.3 Amps, 8 Gauge Wire Maximum 425 cubic feet Stainless Interior & Elements 1 Hour Timer with 1-8 Countdown Feature 16"W x 11"D x 24"H