Perimeter -R21/R22/R51/Microlite Batteries, Compatible with Invisible Fence Brand - 4 Pack

Perimeter saves you money with your compatible replacement batteries for invisible fence brand receiver collars. Why pay the hefty prices of their batteries when you can buy a brand you can rely on for a much less, eXtreme Dog Fence has designed a battery that will replace your current battery perfectly in the above stated collars. With much effort placed in the making of your batteries. eXtreme Dog Fence batteries consist of lithiumion and have a high energy density, also keeping the weight down from your dog's collar. With the components that make up this battery, it gives the power to last longer and have better safety factors than the normal battery. Bring confidence that your collar will last and go easy on your pocket by purchasing your battery.