If you'd like to build your own for less than $100 ....
http://www.canreef.com/vbulletin/showthread.php?t=81315
All you'd need right now to get you going is the battery and the fused connector cable for the controller
Just cut one end off and hook it up to the battery
The center of the barrel connector is Positive
![](http://ecotechmarine.com/wp-content/uploads/2010/07/CableNewStyle_web1.jpg)