The PetSafe® Replacement Contact Points kit contains replacement short and long contact points for your pet's receiver collar. These contact points are compatible with the Stay & Play® Wireless Fence Rechargeable Receiver Collar, Stubborn Dog Stay & Play® Wireless Fence Receiver Collar, Stay & Play® Wireless Fence Replaceable Battery Receiver Collar and the YardMax® Rechargeable In-Ground Fence™ Collar.