PetSafe Charger for Stay + Play Receiver Collars POWER ADAPTOR IMAGES FOR REFERENCE ONLY, ACTUAL ADAPTOR APPEARANCE MAY VARY Works with PetSafe Stay + Play Wireless Fence Receiver Collars (PIF00-12918 and PIF00-14288) , PetSafe Stubborn Dog Stay + Play Wireless Fence Receiver Collars (PIF00-13672) and PetSafe Rechargeable In-Ground Fence Receiver Collars (PIG00-13737 ) Does NOT work with YardMax Receiver Collars; please refer to your user manual for the correct charging adapter Y-Split Receiver Collar Charger will charge 2 Receiver Collars at once PetSafe Brand has been an industry leading US manufacturer of pet behavior, containment and lifestyle products since 1991, helping millions of people and pets each year