Pat...
I'd suggest you get one that plugs in - you'll probably find it more durable and versatile if you decide to ever do even small stained-glass type of work, such as small photos sandwiched between sheet glass with soldered edges and the like.
There's this one at Harbor Freight:
http://www.harborfreight.com/cpi/cta...emnumber=47887
And this one at Michael's:
http://www.michaels.com/art/online/d...ductNum=gc0420
Just to give you an idea of what I'm talking about. Let's see what Maria and others say, though - this is just my opinion!
De in CA