The SpotOn is a half-pound GPS collar meant for dogs weighing 15 pounds or more. It comes in one color (gray) and three sizes ...

I wondered what a possible algorithm would be for setting up a fence system such as this, so the first problem is the actual perimeter construction. So something that came to mind was the concept of ...

Otherwise, the SpotOn system is entirely ... you can walk out a new perimeter and temporarily save it to the collar. The offline fence will then contain your dog even when they are outside the ...