Dog Collar Batteries for R21 R22 R51 and Microlite Collar Battery, High Capacity Compatible with Invisible Fence Receiver Collar Batteries, 4 Packs Lasting Replacement Pet 3V Batteries - Gray

Perfectly compatible with invisible fence batteries. Designed for R21, R22, R51 and Microlite dog receiver collars. Built-in 3V lithium battery, made of premium materials, excellent quality and long service life. The battery cover is tested by strict quality control standards to ensure that each invisible fence battery is flawless. Use safer batteries. Our dog fence batteries have good waterproof performance, which can protect your expensive invisible fence collar from water erosion. In the manufacturing process, we use real size and design. Each battery is strictly tested to ensure that it will not fall off.

It is 100% compatible with invisible fence collar replacements and easy to install. Long-lasting high-performance fence battery. Enjoy longer battery life with our bark stopper dog fence collar battery, providing reliable power for your dog's invisible fence collar. The components of this battery make it more powerful and safer. High-quality replacement battery. These batteries use advanced lithium-ion technology, with excellent energy density while keeping your dog's electric dog fence collar lightweight. Zero mercury and zero cadmium, environmentally friendly. High-quality, affordable replacement battery. Longer lasting than other ordinary dog collar batteries.

These batteries provide reliable invisible fence battery replacement, ensuring your dog's safety and giving you peace of mind