Treating myself to a dremel this christmas and just wonding what peoples opinions are on what I've chosen, I've narrowed it down to one of these two:
http://www.dremel-direct.com/acatalo..._Ion_8000.html
http://www.dremel-direct.com/acatalo...cessories.html
First one runs off it's own power source but second runs off mains both have their advantages... which would you choose and why

I'm horendous at making decisions like this