High-Performance Dog Fence Batteries for Invisible Fence R21, R51 Collars

These replacement batteries are designed for Invisible Fence brand receiver collars, specifically the R21, R22, R51, and Microlite models. They provide a cost-effective solution by seamlessly replacing your current battery.

Innovative engineering ensures a superior energy density, keeping your dog’s electric dog fence collar lightweight. Advanced lithium-ion technology provides extended durability and enhanced safety features. The battery remains waterproof when securely sealed within your collar using a tight rubber waterproofing seal.

Each package includes four lithium-ion batteries, requiring no additional components. The battery cell composition is lithium ion, and the unit count is 4.0. The units are designed to be compatible with R51 receiver collars and Invisible F models.

These high-performance batteries offer a reliable and powerful solution for your dog’s electric fence system. With extended durability and enhanced safety features, you can trust that your dog’s collar will remain reliable and efficient.

Say goodbye to battery anxiety and hello to peace of mind with these superior replacement batteries. Make the switch today and experience the difference for yourself.

Order now and ensure your dog’s safety and security with the most reliable and high-performance dog fence batteries on the market.