Electric Pet Fence with Waterproof and Rechargeable Training Collar(link in description)

About the item;

3/4 ACRE OF CIRCULAR COVERAGE: The adjustable circular range allows up to 3/4-acre of coverage (5-105 feet in all directions) from the placement of the portable indoor transmitter
NO WIRE TO BURY: A wireless boundary allows you to create a safe barrier around your yard to protect your pets without spending time burying wires

FOR STUBBORN DOGS: The system features a tone-only mode plus 5 levels of adjustable static correction to appropriately match the temperament of even the most persistent pets
STATIC-FREE REENTRY: Allows your pet to return home without being corrected if your pet passes the boundary

STUBBORN DOG STAY & PLAY COLLAR: System comes with 1 waterproof, rechargeable receiver collar that comfortably fits dogs 5 lb and up and adjusts to fit neck sizes 6-28 inches
SIMPLE SET-UP: Set up your new wireless fence in just 1-2 hours. Receiver collar charges in 2-3 hours and each charge lasts 3 weeks

PORTABLE: Take this portable fence with you when you and your dog go camping or travel in your RV (outlet required)

CHECK ON AMAZON; https://www.amazon.com/PetSafe-Stay-Wireless-Fence-Stubborn/dp/B07P68FCHJ