ASSEM A6382 Electric Portable Household Air Blower Electric Balloon Air Pump Inflator with 1.6PSI Single Nozzle 700l/min Air Volume It can inflate balloons quickly under high pressure, much easier than any other pumping ways. This pump would be really useful for birthday, wedding or any other celebration occasions which need the colorful balloons. Controls motor temperature by using the high speed air stream so as to maintain motor under working temperature for longtime usage, but don't exceed 2 hours of continuous operation. It's special nozzle makes operation much easier. It starts when you press down the nozzle and stop immediately when releasing, if large number of balloons need inflating, you may turn on the button for continuous use. Two operation modes, you can choose Operation 1 for inflating single or few balloons, and Operation 2 for inflating many balloons continuously. Easy operate with on/off switch and automatic and press-on modes.