Dog Collar Batteries for R21 R22 R51 and Microlite Collar Battery, High Capacity Compatible with Invisible Fence Receiver Collar Batteries, 4 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 excellent quality and durable performance. The battery cover undergoes rigorous quality control testing to ensure each unit is flawless. Utilize safer batteries. These dog fence batteries offer effective waterproof performance, protecting your valuable invisible fence collar from water damage. In manufacturing, we adhere to precise dimensions and design. Each battery is thoroughly tested to prevent detachment. It is 100% compatible for invisible fence collar replacement and simple to install.

A long-lasting, high-performance fence battery. Delivers dependable power for your dog's invisible fence collar. The internal components make this battery more powerful and safer. A high-quality replacement battery. These batteries employ advanced lithium-ion technology, providing excellent energy density while maintaining a lightweight profile for your dog's electric fence collar. Contains zero mercury and zero cadmium, making it environmentally friendly. A high-quality, affordable replacement battery. Lasts longer than many standard dog collar batteries. These batteries offer a reliable invisible fence battery replacement, ensuring your dog's safety and your peace of mind