Perimeter Technologies Invisible Fence Collar Battery – 2 Pack, Brand Compatible (R21/R22/R51/Microlite) + Includes eOutletDeals Pet Towel

Overview

Introducing the Perimeter Technologies Invisible Fence Collar Battery – a thoughtfully designed 2-pack replacement set built to work with Invisible Fence receiver collars. This bundle emphasizes practical power for everyday use, helping ensure your dog stays safely fenced while you enjoy a lighter, more streamlined collar experience.

What makes these batteries a sensible choice

Crafted with advanced lithium‑ion technology, these batteries provide higher energy density without adding bulk. The result is a compact, reliable power source that fits neatly inside compatible collars such as R21, R22, R51, and Microlite. The dual-pack design means you have a ready replacement on hand, reducing downtime between swaps.

• 2-pack bundle for convenient ongoing power
• Designed for compatibility with Invisible Fence receiver collars
• Lightweight construction helps keep collars comfortable during daily wear

Durability, protection, and performance

Built with robust components, the battery features enhanced safety and long-lasting durability. A tight rubber waterproofing seal helps protect the electronics, enabling reliable performance in varied weather and outdoor activity. This design supports everyday walks, yard play, and adventures with your dog.

• Waterproof seal promotes reliable function outdoors
• Rugged build designed for dependable collar operation
• Low-maintenance power swap to keep routines uninterrupted

Extras and real‑world use

As part of this bundle, you receive an eOutletDeals Pet Towel for quick post‑walk cleanup or drying off after damp conditions. The towel complements routine collar maintenance without adding complexity to your setup, making it easier to care for your pet after outdoor time.

Note that results can vary based on factors like collar model, battery state, and environmental conditions. This collection offers a practical, cost‑effective option for households seeking a brand‑compatible alternative that fits neatly into existing routines.

What you get

The package includes two replacement batteries and one eOutletDeals Pet Towel, designed to support continued use of Invisible Fence compatible collars with minimal disruption to daily life.