Perimeter Technologies Dog Fence Batteries (6 Pack) Compatible with Invisible Fence R21, R22, R51 Receiver Collars and Microlite | Perimeter Dog Battery Replacement for Power Cap, Dog Training

Perimeter Brand Compatible w/ Invisible Fence Replacement Battery, 6 pack

• Perimeter Technologies offers a cost-effective solution by providing a compatible replacement battery designed for Invisible Fence brand receiver collars, specifically the R21, R22, R51, and Microlite models.
• Perimeter Technologies has innovatively engineered a battery to seamlessly replace your current one in the collar models listed above.
• These batteries incorporate advanced lithium-ion technology, boasting a superior energy density while keeping your dog's electric dog fence collar lightweight.
• Equipped with robust components, this battery delivers extended durability and enhanced safety features compared to standard batteries. It also remains waterproof when securely sealed within your collar using a tight rubber waterproofing seal.