* Waterproof collar/receiver

* Pager/vibration signal that warns the dog prior to electrical stimulation/correction

* Wire continuity indicator shows that the fence is in operational condition

* Five levels of intensity control on each collar/receiver, to match each dog's temperament

* Safety disconnect feature, the unit reactivates when the dog approaches the boundary again

* Easy to add additional collar/receivers

* 2-hour rapid charge Lithium Polymer batteries

* Sleep mode to save battery life when your dog is playing safely within the boundary

* Fits dogs as small as 10 lbs (Receiver weight : 4.0 ounces)

* Long-range signal, 40 acres maximum area coverage