PetSafe Stubborn Dog In-Ground Pet Fence for Dogs and Cats - from The Parent Company of Invisible Fence Brand – Boundary Wire Not Included – Pick Your Wire Gauge Separately

FOR STUBBORN DOGS: The system features the highest intensity of static correction with 5 levels of correction as well as a tone plus vibration mode; this system is designed for pets 8 pounds and up CHOOSE YOUR WIRE: In-ground wire is sold separately so that you can purchase the gauge best for your yard; PetSafe offers Standard (20 Gauge) and Heavy Duty (16 Gauge) in varying lengths RUN-THROUGH PREVENTION: The correction level will increase if your pet tries to run through the boundary zone; an automatic safety shut-off will stop correction after 30 seconds FOR HEARING-IMPAIRED DOGS: The tone plus vibration mode is ideal for training hearing-impaired dogs WATERPROOF COLLAR: The battery-operated, waterproof collar is submersible up to 3 feet; collar adjusts to fit neck sizes 6-28 inches CONTAIN ALL YOUR PETS: With the purchase of additional collars, this in-ground fence system allows you to safely contain an unlimited number of pets U.S.-BASED CUSTOMER CARE: Our pet product experts are here to help you and your pet and are available by phone, email or chat if you have any questions