Aussie Pet Doors replacement battery for Hight Tech Automated Pet Door Collar Tag – B3V1A Lithium Battery 2-Pk

Replacement B-3V1A Batteries Safely Power Your MS4 and MS5 Collars

Designed specifically to prevent damage if accidentally installed incorrectly, This battery has been designed to last just as long as OEM batteries if not longer, guaranteed !!!

NOTE: This battery is required for all of the new High Tech Pet MS-4 and MS-5 Digital Ultrasonic Collars. Please ensure that you order ONLY the B3V1A battery for your MS4 or MS5 collar.