SPECS: Max Pressure: 20 psi (1.5 lb.) Air Flow: 350L/min. (stage 1), 750L/min (stage 2) DESIGN & DETAILS: Two-stage digital pump Features an auto shut-off for accurate filling Works quick and effectively in inflating modern SUPs and kayaks with drop-stich floors Designed to fit Aquaglide(R) valves Pump uses a 12v outlet attachment Includes 4 ft. hose, and Boston, Halkey-Roberts, and stem fittings