Air Systems BAC 10 International 9 CFM Low Pressure Breathing Air Compressor (For Use With Constant Flow Respirators) (1 EA) Straws and Stirrers Dispenser packaging option available for Dispenser packaging option available for uncorded Earplugs The strap accommodates either having one foot or both feet in the loop at a time it will relieve the pressure to both sides with just one foot in allowing for added movement of the legs Air Systems International 2 Worker Low Pressure Breathing Air Compressor is compatible with constant flow respirators and can withstand a maximum pressure of 10 psig at the output rate of 9 CFM as well as 4 psig pressure at an output rate of 9 It comes with prewired switch and plug with an on off operation