I run the Venom 5000. I buy my batteries from Karen at the AAF Tank Musuem. At $35 it is a good deal and it fits
any connector.
Since the Gasser's support us so much I buy as much as I can from them. My two cents...
It is just this simple...
Support those who support us. Here is a link:
http://shop.aaftankmuseum.com/search...s.asp?cat=1836