Black Flag label. Lightweight, cordless. Powered by propane gas. Insecticide not under pressure. Finger-action pumping. 32 oz. insecticide reservoir. Safety button locks trigger to prevent accidental fogging. Uses propane fuel cylinder that screws on rear of fogger. Cylinder is not included. 1 oz. of liquid insecticide is converted into 2000 cu. ft. of fog. 1 pint of fogging fuel included with fogger.