Dog Collar Batteries for R21 R22 R51 and Microlite Collar Battery, High Capacity Compatible with Invisible Fence Receiver Collar Batteries, 2 Packs Lasting Replacement Pet 3V Batteries - Gray

Perfectly compatible with invisible fence batteries. Designed for R21, R22, R51, and Microlite dog receiver collars. Features a built-in 3V lithium battery, constructed from premium materials for superior quality and extended operation. The battery cover undergoes rigorous quality control testing to ensure a flawless product. Utilizes safer battery technology. These dog fence batteries offer effective waterproof performance, helping shield your invisible fence collar from water damage. Real measurements and designs are employed in the manufacturing process. Each battery is thoroughly tested to prevent detachment. It is fully compatible with invisible fence collar replacements and simple to install.

A durable, high-performance fence battery. Delivers dependable power for your dog's invisible fence collar. The battery's components enhance its power and safety. High-quality replacement batteries. They incorporate advanced lithium-ion technology, providing excellent energy density while maintaining a lightweight design for your dog's electric fence collar. Contains zero mercury and cadmium, making it environmentally friendly. High-quality, affordable replacement batteries. Offers longer duration than other common dog collar batteries. These batteries supply reliable invisible fence battery replacement