Battery Comparison
Circuitcell™ Invisible Fence® Perimeter™ Technologies
Rechargeable Yes No No
Environmentally Friendly Yes No No
Low Cost Yes No No
Battery Longevity > 60 Months 3 Months 3 Months
Battery Charge Indicator Yes No No
Compatible with R21, R22, R51& MicroLite® Collars Yes Yes Yes