This little inflator does the job. It quickly pumped up my wheelbarrow tire. The design could use work though. Even though I purchased it due to it’s ability to be run from AC or DC, I’m not happy with their implementation. It works fine but the cigarette lighter adapter gets in the way of the AC power cord. The AC power cord is so short that it necessitates using an extension cord to be able to get close to anything you hope to inflate. Lastly it should have a molded handle on the top. They could have just extruded a little more plastic and given you a handy handle. There are two snap on attachments in a nook on the bottom of the unit. That was smart design, they are handy but not in the way. I guess it looks like something designed by a committee, some good ideas and some not so good. I don’t like the plastic inflator valve. That should be ...