The NRS Wonder Pump 6 (part number 80010.01) is a Double Action Hand Pump that inflates and deflates. It is the fastest and easiest way to inflate any type of IK boat or other items such as air beds. Comes with multiple air hose tips to fill all sorts of items. A Double Action Hand Pump pumps on both the up-stroke and the down-stroke. 4 inch diameter, 18.5 inches high (to the top of the handle) with an 4.5 x 8 inch base. See the Video. AIRPUMP