You can use any wand that is on your spell list (not just spells known)
Actually depending on if he went spell singer focused (max cha) he could most likely have a high enough umd to use repair wands ... but you can use any wand in your spell list w/o umd ...
MR.Skull 6th life The origional 18fighter 2monk
Argo home of the true winner of ddo.