Stay & Play Wireless Fence For Stubborn Dogs - Persistent pups shouldn’t miss out on outdoor fun. The PetSafe Stay & Play Wireless Fence for Stubborn Dogs will reliably keep your stubborn dog safe in his yard without having to bury any wires or build a traditional fence. This wireless fence creates a circular boundary around your yard that adjusts to fit up to 3/4-acre. Setup only takes 1-2 hours – just plug the transmitter into an indoor outlet and adjust to your desired boundary size. One perk of a wireless fence is that it’s portable! If you and your best friend like to travel together, you can bring this portable fence wherever you go; just make sure there’s an outlet at your destination. With this fence, you get 1 PetSafe Stay & Play Wireless Fence Receiver Collar for Stubborn Dogs which has a tone-only mode and 5 levels of adjustable static correction. The correction automatically adjusts based on how your high-energy pet responds during training. No need to build a fence or bury wires Circular boundary adjusts to cover a 3/4-acre yard (5-105 ft in all directions) Sets up in 1-2 hours Proven, reliable wireless fence technology Portable for when you travel (outlet required) Includes 1 PetSafe Stay & Play Wireless Fence Receiver Collar for Stubborn Dogs Tone-only mode and 5 levels of adjustable static correction for hard-to-train dogs Purchase additional receiver collars for all of your pets For dogs 5 lb and up and who are 6 months and older Adjustable collar fits neck sizes 6-28 in Waterproof collar so your pet can safely play in puddles Receiver collar charges in 2-3 hours and each charge lasts 3 weeks