Dual voltage 230v (13amp) / 110v supply. Adjustable 158,767 - 371,000 BTU,hr (46.5 - 108.7 KW) heat output. 2,610m³ (92,154 cu.ft) approx heating area. 3.094- 6.866 kg/hr average fuel consumption. Stainless steel. Made in Italy. Wheel mounted. 2 year warranty. Weighs 26kg. SPECIFICATION: Dual voltage 230v (13amp) / 110v supply Adjustable 158,767 - 371,000 BTU,hr (46.5 - 108.7 KW) heat output 2,610m³ (92,154 cu.ft) approx heating area 3.094- 6.866 kg/hr average fuel consumption Stainless steel Made in Italy Wheel mounted 2 year warranty Weighs 26kg