DOUBLE ACTION HAND PUMP DELIVERS A CONTINUOUS STREAM OF AIR ON BOTH THE UP AND DOWN STROKES. THE ACCORDION-STYLE HOSE STRETCHES TO 5-FT LONG AND INTERLOCKS TO THE PUMP, SO THAT IT DOESN'T FALL OFF WHILE YOU'RE PUMPING AND THE HANDLE AND FOOT PLATE ARE ERGONOMICALLY DESIGNED FOR YOUR COMFORT. (INFLATES ANY OF OUR BOATS IN 5 TO 8 MINUTES)