(all work the same, we ship what is available)
Perimeter® R-21 Invisible Fence® Compatible
Perimeter® Ultra Fence
Pet Stop® Ultra Elite
and other 6 Volt Fence Receiver Collars
These batteries meet all Manufacturers Specifications for dependable long life receiver performance.
Our batteries are always fresh and these have a shelf life of over 5 years.
Please let us know if you have any questions.