Ok update time.
YOUR GOING TO LOVE THIS.
Check this out... I got creative.
Few bucks at your fellow Princess Auto gets you a nice LCD Mag light
This is all that in there.
Now solder the positive and negative leads.
Now the test... 5V from an old psu I had kicken around.
now to begin installation
Heres the really cool part... 1/4 acrylic
Now insert the acrylic into a PVC fitting
Do the same thing to another fitting. and glue together
Now drill and thread the Barbs
Thats going to be one SWEET reservoir