Powerful pump for towables, backyard toys, or pool floats. Inflates on upstroke and downstroke. The capacity of this inflatable tube air pump is approximately 68 gallons/60 strokes Includes: (4) Universal valve fittings fit all popular valves, and a 5′ accordion-style hose. Simply turn the release valve counterclockwise, and you’re pumping air only on the down-stroke. Air flow: Inflates/deflates. Maximum PSI: 12. Amps/watts: 11.8 amps/145 watts.