Petsafe Innotek PRFA-500 In Ground Dog Fence 500 FT Boundary Wire Expansion Kit 1997 Single plug set up can

Single plug set up can be used with helicopter or airplane with adapter

Auto voltage detection determines the voltage of the battery and charges it at that level to avoid overpowering the battery

SRD lock and remain lock until released

ApplicationsWhen concise and accurate environmental readings need to be reported

Petsafe Innotek PRFA-500 In Ground Dog Fence 500 FT Boundary Wire Expansion Kit 1997 Single plug set up canThe PetSafe Boundary Kit PRFA 500 allows you to increase the containment area of your PetSafe Containment System. Most containment systems come standard with 500 ft. of 20 gauge wire that allow you to "fence in" up to 1 3 acre. This kit comes complete with waterproof wire splicers so that you can increase your containment area by another 1 3 acre. You may purchase several kits for larger boundaries up to the maximum your containment system is design