I have no purchasing experience with Western, but I did find the following information for you...
Western Space Tech is...
Joe Jimmerson, an officer in the US Air Force stationed at Warren AFB in Wyoming. His web business is hosted by the free version of bizhosting.com
Biz hosting does not include the shopping cart feature with their free web store, so you will need to email Joe to find out the shipping/handling charges.
The Hot wire controller is a simple "box & wires" style controller. No battery is included. The controller is made from about $16 dollars worth of Radio Shack parts.
You might also want to look at the $25 "GO BOX" controller from Pratt Hobbies it is about the same thing as the "Hot Wire" controller.