About This

• 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.

Overview

• Number of Batteries : 4 Lithium Metal batteries required.
• Brand : Perimeter Technologies
• Battery Cell Composition : Lithium Ion
• Recommended Uses For Product : Invisible Fence brand receiver collars, specifically the R21, R22, R51, and Microlite models
• Unit Count : 4.0 Count