This charger is one of the best.
http://www2.towerhobbies.com/cgi-bin...?&I=LXAVN1&P=7
This one is right up there.
http://www.ehobbies.com/dyn4049.html
This is the one that I use.
http://www.ehobbies.com/rc-dyn-4036.html
All of them should come with the plug adapter to charge reciever packs. I know the Dynamite ones do so I am going to say the MRC one does also.
rolland