Compatible wit Titan Controls CO2 Controller or other 120 Volt controllers and timers. Precision accuracy flow meter- .5 to 15 SCF/hour. Features heavy-duty solenoid valve. Two plastic tank washers included. Brass construction for long-lasting dependability and durability. Includes 12' of CO2 dispensing line. Powered by 6'-120 volt grounded power cord. High quality oil-less pressure gauge. 3 year warranty.