PetSafe In-ground Radio Fence

Ultra lightweight (2.5 oz) and waterproof dog collarSleek, compact transmitter unitUnderground fence configures to any shape and installs easilyPetSafe's quality underground dog fence provides safe containment for your pet. As your dog approaches the boundary, a warning beep sounds. If he crosses the wire, he receives a mild correction (one level of stimulation). After he is trained to associate the warning beep with the boundary, boundary flags can be removed. Use additional wire and flags to increase the protected area up to 10 acres. For dogs 8 lbs and over. Lifetime limited manufacturer's warranty. System includes: Compact transmitter unit with AC adapter, adjustable, waterproof, 2.5-oz collar receiver (fits neck 6" to 26"), 6-volt replaceable receiver battery module, 50 boundary flags, 500 ft 20-gauge boundary wire (enough for 1/3 acre), contact probes for short- and long-haired dogs, detailed instructions, and training guide. For your large breed or hard-to-train dog, try the PetSafe Stubborn Dog Collar to use with this system.Click here for replacement batteriesPlease click on "More Information" for a product overview, features, components, installation instructions, training and operating tips, and warranty details.