Description
xOverview
Perimeter Technologies offers a cost-conscious replacement option for Invisible Fence compatible collars. These batteries are designed to replace the existing pack in a straightforward swap, so you can keep your dog's training and boundary routine uninterrupted. It is a practical upgrade that aims to balance performance with savings, helping you maintain consistent boundary cues during daily walks and training sessions.
Think of this two-pack as a budget-friendly, ready-to-install option that works with your current collar system. The goal is to keep your dog secure and engaged in familiar routines without the hassle of pricier OEM replacements.
Compatibility and Technology
- Compatible with Invisible Fence receiver collars R21, R22, R51, and Microlite.
- Engineered to drop in as a direct replacement for the current battery in these models.
- Built with lithium-ion chemistry to deliver strong energy density while keeping the collar lightweight.
- Durable components and a tight waterproof seal enhance reliability during outdoor use.
Because the pack is designed for a direct-fit approach, there is no collar modification required. The balance of capacity and weight is chosen to preserve collar comfort during long walks, training drills, and rest periods.
Everyday Benefits
- May extend time between charges, helping you maintain training routines without frequent downtime.
- Cost-effective alternative to OEM batteries, reducing replacement expenses over time.
- Lightweight design minimizes neck weight for daily wear during walks and play.
- Waterproof sealing helps protect the cell in wet or muddy conditions.
In practical use, you may notice fewer interruptions during outdoor activities, especially in humid days or near sprinklers. The pack supports steady performance across seasonal weather and busy training weeks.
Quality and Safety
The packs use a newer Japanese lithium-ion cell and safeguard features that support stable performance while remaining easy to install. Durable construction aims to withstand daily wear and weather exposure. This combination seeks to maintain balance, reduce bulk on the collar, and support consistent operation in everyday use.
With Perimeter Technologies, you gain a dependable, budget-friendly option that aligns with existing Invisible Fence systems and keeps your dog’s boundary routine simple. The emphasis is on reliability, practical performance, and cost awareness for households that value consistent training and safety.
FAQ
Q: Which receiver collars are compatible with these batteries?
A: They fit Invisible Fence receiver collars R21, R22, R51, and Microlite as direct replacements.
Q: Do the batteries require maintenance to maximize life?
A: Long-term performance depends on usage and charging, but the design includes a waterproof seal and durable components.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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