Extra Collar - HiFlag Wireless Dog Fence only - HiFlag Replacement Collar - Multi-Dog Family Bonus

HiFlag has noticed a lot of comments from pet lovers who usually have several dogs at home. That's why HiFlag has urgently put extra collars on the shelves for the convenience of dog lovers. All it takes is a simple pairing and more dogs can use them at the same time! | Extra instructions for pairing operation are included, so it doesn't matter at all even if the original instructions are lost! Extra free test light and Contact Points!