Description 360° of instant radiant, infrared heat in a small and portable design Utilizes two disposable 1 lb. LP cylinders Can also use a 20 lb refillable tank with optional extension hose (for outdoor use only) Swivel valve for easy tank loading Single 1 button lighting/heat control Safety tip-over shut off Built-in oxygen depletion sensor for safe indoor use for emergencies Protective grill guard Built-in carrying handle for easy mobility