About this product Product Identifiers Brand Mr. Heater MPN F274800, MH18B UPC 0537348109268, 0856795748005, 0089301748002, 0089301004825, 0089301748859 Model Mr. Heater BIG Buddy eBay Product ID (ePID) 21027050467 Product Key Features Power Source Electric, Gas, Propane Control Style Rotary Knob, Switch Color Multicolor Heating System Radiant BTU Heating Rating 18000-18999 BTU Voltage Not Electric Area Covered 451-500 sq ft Type Unit Heater, Portable Oil Filled Radiator Show More Show Less