{"product_id":"perimeter-technologies-two-pack-dog-fence-batteries-for-invisible-fence-r21-r22-r51-microlite","title":"Perimeter Technologies Two-Pack Dog Fence Batteries for Invisible Fence R21 R22 R51 Microlite","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003ePerimeter 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.\u003c\/p\u003e\n\u003cp\u003eThink 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.\u003c\/p\u003e\n\u003ch3\u003eCompatibility and Technology\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with Invisible Fence receiver collars R21, R22, R51, and Microlite.\u003c\/li\u003e\n  \u003cli\u003eEngineered to drop in as a direct replacement for the current battery in these models.\u003c\/li\u003e\n  \u003cli\u003eBuilt with lithium-ion chemistry to deliver strong energy density while keeping the collar lightweight.\u003c\/li\u003e\n  \u003cli\u003eDurable components and a tight waterproof seal enhance reliability during outdoor use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBecause 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.\u003c\/p\u003e\n\u003ch3\u003eEveryday Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMay extend time between charges, helping you maintain training routines without frequent downtime.\u003c\/li\u003e\n  \u003cli\u003eCost-effective alternative to OEM batteries, reducing replacement expenses over time.\u003c\/li\u003e\n  \u003cli\u003eLightweight design minimizes neck weight for daily wear during walks and play.\u003c\/li\u003e\n  \u003cli\u003eWaterproof sealing helps protect the cell in wet or muddy conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn 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.\u003c\/p\u003e\n\u003ch3\u003eQuality and Safety\u003c\/h3\u003e\n\u003cp\u003eThe 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.\u003c\/p\u003e\n\u003cp\u003eWith 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.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which receiver collars are compatible with these batteries?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They fit Invisible Fence receiver collars R21, R22, R51, and Microlite as direct replacements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do the batteries require maintenance to maximize life?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Long-term performance depends on usage and charging, but the design includes a waterproof seal and durable components.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Perimeter Technologies","offers":[{"title":"Default Title","offer_id":40565234499713,"sku":"B00BR0CA0K","price":57.51,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0598\/4757\/3633\/files\/perimeter-technologies-two-pack-dog-fence-batteries-packaging.jpg?v=1765986044","url":"https:\/\/petiva.ca\/products\/perimeter-technologies-two-pack-dog-fence-batteries-for-invisible-fence-r21-r22-r51-microlite","provider":"Petiva","version":"1.0","type":"link"}