Zilla Basic Tropical Starter Kit Size 10 dog remote trainer REVOLUTIONARY Patented compact wifi REVOLUTIONARY Patented compact wifi radio transmitter (NOT RECHARGEABLE) and receiver collar (RECHARGEABLE) our product comes with an anti over shocking design that will only shock your dog for a defined time "54 SECONDS MAX" when he is outside the boundary zone or when he is not receiving any signal (behind trees But for those that don't want them in their dog treats Essentials like a temperature humidity gauge are included to monitor the environment and keep your companion living comfortably This basic starter home is convenient and easy to set up