This Comfort Gear infrared heater is designed to provide instant warmth and comfort in various settings, making it an essential addition to your outdoor and indoor activities. With a powerful output of 18,000 BTUs, this heater can effectively warm spaces up to 450 sq. ft., ensuring you stay cozy during chilly days and nights. It operates using two 1 lbs. disposable propane bottles, allowing for easy setup and portability. The heater features a protective grill guard for safety, and it can run for up to four hours on a single 1 lbs. propane tank, making it perfect for extended use. Additionally, it is equipped with a built-in oxygen depletion sensor and a tip-over shut-off mechanism, providing peace of mind while you enjoy its warmth. Whether you're relaxing on the porch, working in the garage, or enjoying outdoor activities like ice fishing and camping, this Comfort Gear heater is your reliable source of heat. Size: large. Color: Black & Yellow.