Its a mini pump with EZ head, a pump head has revolutionary lever-less feature that can be easily operated by one hand through a simple, direct clip ON & OFF motion. Its a hammerhead style dual valve for Schrader & Presta. With a short retractable hose, it can twist at any angel while pumping that increases users freedom of motions. A patented pinch-free T- handle increases grip while pumping. It can be folded vertically to allow storage convenience.