Propane Heater, thermomate 18,000 BTU Portable LP Gas Heater with 3 Power Settings, Mobile Radiant Cabinet LP Heater with Gas Regulator and Hose

69 Hours Continuous Heating: Operates up to 69 hours on a 20 lb propane tank on low setting mode(6000 BTU), heating area range from 150 to 450 Sq. Ft3 Heating Modes: Simple piezo ignition device is easy to use, 3 heating modes-6000/12000/18000 BTU are optional to meet a variety of scenarios, simply to adjust the gas knob to choose the desired temperature32dB Noise Level: Noise Level is no more than 32dB, which provides you with a quiet, warm, comfortable environment for working, reading, and relaxation5 Lockable Casters: Locking casters on the bottom hold the heater in place temporarily, while making it easy to move to storage later on2 Protection Features: Features a tip-over valve, the heater will shut down automatically if the unit is tilted or tipped. An ODS (Oxygen Depletion Safety) pilot is a safety device in the event someone uses this outdoor heater indoors in a tightly enclosed space. If this were to happen the ODS pilot will shut the heater down as a precaution.