--- product_id: 35709676 title: "Eco Extreme Invisible Fence Replacement Battery Set, 1 Pack" brand: "eco extreme" price: "10544 Ft" currency: HUF in_stock: true category: "Misc." url: https://www.desertcart.hu/products/35709676-eco-extreme-invisible-fence-replacement-battery-set-1-pack store_origin: HU region: Hungary --- # Eco Extreme Invisible Fence Replacement Battery Set, 1 Pack **Brand:** eco extreme **Price:** 10544 Ft **Availability:** ✅ In Stock ## Quick Answers - **What is this?** Eco Extreme Invisible Fence Replacement Battery Set, 1 Pack by eco extreme - **How much does it cost?** 10544 Ft with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/35709676-eco-extreme-invisible-fence-replacement-battery-set-1-pack) ## Best For - eco extreme enthusiasts ## Why This Product - Trusted eco extreme brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description "Safe, reliable & eco-friendly replacement Invisible Fence Battery Pack is the obvious choice for invisible fence owners" Replace Your Invisible Fence power cap Batteries, Hassle-Free The Eco-Extreme pack includes a single replacement battery, 100% compatible with Invisible Fence brand R21|R22|R51|Microlite receiver collars. Use these batteries to replace dead or weak batteries and enjoy peace of mind knowing that you'll always be ready to keep your pet safe. Features High-Density Lithium Core Your batteries come fully charged, ready for use and feature a high density, 3-volt lithium ion core to ensure maximum power output and performance. The core is built strong and sturdy to withstand the active lifestyle of your pet. Buy Only Certified Eco-Extreme Batteries & Save Money Over Pricier Alternatives Don't waste your time or money with cheap knockoffs - only certified Eco-Extreme batteries for R21|R22|R51|Microlite collars are built to provide the reliability you demand for your pet. That's why the Eco-Extreme battery pack allows you to replace your Invisible Fence collar batteries without any risk, and saves you money over expensive OEM batteries. Eco-Friendly Design These power cap batteries are built with eco-friendly materials and are less damaging to the environment than many alternative brands. Help keep inferior batteries out of our landfills! Don't wait to order the best invisible fence replacement batteries on the market today! Click "Add to Cart" now to have your brand new Eco-Extreme 100% Compatible Invisible Fence Battery pack rushed directly to your door! ## Features - YUUGE SAVINGS OVER OEM INVISIBLE FENCE BRAND BATTERY SETS! - Why spend more money to keep your pet safe? Save cash over high-priced OEM batteries with these dog collar batteries from Eco Extreme. Contains 1 high performance replacement battery that is 100% compatible with Invisible Fence brand R21 battery, R22 battery and R51 battery Microlite receiver collars. - KEEP YOUR PET SAFE & SECURE - Your dog deserves only the best - don't waste time and money with cheap knock-off batteries that lack charge or can potentially malfunction. Make the safe choice with the Eco Extreme invisible fence battery replacement power pack. - HASSLE FREE INSTALLATION, ECO-FRIENDLY DESIGN - Each of these ultra-lightweight, high-density batteries comes fully charged and ready to use. What's more, you'll be helping to keep the environment safe with this eco-friendly choice. - BUILT TO LAST - These backup batteries feature a high-density, 3-volt lithium ion core that is built tough enough to withstand the rough and tumble activity of your pet. - 100% GUARANTEED INVISIBLE FENCE BATTERY COMPATIBLE - Warranted by the manufacturer to be a perfect fit for all Invisible Fence brand R21|R22|R51|Microlite receiver collars and replaces Perimeter battery R21. What are you waiting for? ORDER YOURS TODAY! ## Images ![Eco Extreme Invisible Fence Replacement Battery Set, 1 Pack - Image 1](https://images-na.ssl-images-amazon.com/images/I/41GMTuCK5gL.jpg) ![Eco Extreme Invisible Fence Replacement Battery Set, 1 Pack - Image 2](https://images-na.ssl-images-amazon.com/images/I/51VjsRnUQ4L.jpg) ![Eco Extreme Invisible Fence Replacement Battery Set, 1 Pack - Image 3](https://images-na.ssl-images-amazon.com/images/I/41X1mDe3IUL.jpg) ![Eco Extreme Invisible Fence Replacement Battery Set, 1 Pack - Image 4](https://images-na.ssl-images-amazon.com/images/I/51aSX2N3rOL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hu/products/35709676-eco-extreme-invisible-fence-replacement-battery-set-1-pack](https://www.desertcart.hu/products/35709676-eco-extreme-invisible-fence-replacement-battery-set-1-pack) --- *Product available on Desertcart Hungary* *Store origin: HU* *Last updated: 2026-07-06*