With dual-channel, one remote supports 2 receiver collars, and you can train 2 dogs at the same time! Besides, it has a memory function without resetting it. 【Fits for 10-120lbs All Sizes of ...
2 REPLACEMENT BATTERIES: Two 6 volt RFA-67 lithium metal replacement batteries included COMPATIBLE COLLARS: Works with PetSafe bark collar, in-ground and wireless fence receiver collar systems ...