The Lezyne micro floor drive hp is one of the best built and easiest to use mini pumps on the market.  It offers the size and weight of a mini pump and the ease of use of a floor pump. The pump is made to last with CNC macnined aluminum parts. The hose is 24" long and swivels at the pump end so you can get to your valve with out having to move the bike or wheel. The flip chuck threads on and off both presta and schrader valves with ease. Switch between the two in a few seconds by flipping the threaded chuck around. 

12" long
175g
160psi