Instructions are available on-line. Tested to work.
PetSafe Stay & Play Wireless Pet Fence & Replaceable Battery Collar - Circular Boundary Secures up to 3/4 Acre Yard, No-Dig, America's Safest Wireless Fence (Packaging May Vary) : PetSafe
300 Yard Remote Trainer
GUARDIAN BY PETSAFE Wireless Pet Fence (GIF00-15172) $159.95
The package includes 1 wireless fence transmitter and 3 receiver collars. Designed for dogs 8 pounds and up. Fits neck sizes 6-28 inches. Features
PetSafe Wireless Pet Containment System PIF-300, 3-Dog System
PetSafe Guardian GPS Connected Customizable Fence
NEW GUARDIAN BY PetSafe Wireless Dog Fence GIF-300-11 $179.00 - PicClick
Wireless Pet Containment System Receiver Collar
PetSafe PIF-275-19 Additional Waterproof Receiver For PIF-300 or IF-100 Wireless Fence : PetSafe : Wireless Pet Fence Products : Pet Supplies
Wireless Pet Containment System™
GUARDIAN BY PETSAFE Wireless Dog Fence GIF-300-11 - New $169.00
Guardian Petsafe Collar FOR SALE! - PicClick
PETSAFE Wireless Fence Receiver Collar
Guardian by PetSafe Wireless Fence Receiver Collar
Guardian by PetSafe Wireless Fence Receiver Collar