Refresh your Invisible Fence setup with a cost-conscious, reliable power option from Perimeter Technologies

This four-pack of batteries is designed to fit compatible receiver collars, giving you an approachable way to keep your boundary system running smoothly without paying premium brand-name prices

Built with care and precision, these batteries aim to deliver steady power and consistent performance for everyday use

Why consider this four-pack Perimeter Technologies targets practical, everyday needs with a focus on compatibility, weight, and durability

The four-pack is engineered to work with the Invisible Fence R21, R22, R51, and Microlite receiver collars, making it a versatile choice for households with multiple collars or s over time

The design emphasizes a balance between energy density and a lighter collar weight, so your pet experiences comfortable wear while the collar stays functional throughout the day

Key technology and design details Compatible battery designed for Invisible Fence receiver collars, specifically the R21, R22, R51, and Microlite models

Engineered to seamlessly replace the current battery in the listed collar models, simplifying maintenance

New and improved Japanese lithium-ion cells provide higher energy density while keeping the collar lightweight

Robust components deliver extended durability and enhanced safety features d to standard batteries, plus a tight rubber waterproof seal for protection when installed

What you get in the package Four high-quality batteries designed for compatible Invisible Fence collars

Thoughtful engineering that prioritizes performance and value for busy households

A practical, long-term solution that can help keep your boundary system ready when you need it most

-world use often centers on dependable power during daily routines—outdoor play, lawn maintenance, and routine training sessions

The combination of higher energy density and a lightweight design can contribute to more comfortable wear for your dog, while the waterproof seal helps protect the electronics inside the collar when exposed to weather or moisture

While results can vary, the emphasis is on delivering steady, reliable power that supports your existing boundary setup without forcing you to overpay

Tips for results Follow collar-specific installation steps to ensure the waterproof seal remains intact

Inspect the seal and battery contacts if you notice any change in performance, and replace as needed

In sum, this four-pack from Perimeter Technologies a practical for keeping your Invisible Fence collars powered

It’s designed to align with existing models, maintain a comfortable wear for your dog, and provide a durable, cost-effective option for ongoing boundary management

FAQ Q: Are these batteries compatible with my Invisible Fence receiver collars

A: Yes, they fit Invisible Fence R21, R22, R51, and Microlite receiver collars as batteries

Q: Do these batteries affect the collar's waterproof seal

A: The design supports proper sealing when installed correctly, helping maintain waterproof protection of the collar