It has banana plugs and alligator clips, designed for a power supply. That would probably be the best way to go. I use a power supply for all of my chargers. Here is what I got http://www2.towerhobbies.com/cgi-bin...?&I=LX3609&P=V

Just FYI, those packs are actually NiMh's, just want to make sure you know what you are getting.