Model MS-5 MICROSONIC™ Ultrasonic Pet Door Collar Electronic Fence Replacement Kits for HC-8000 and X-10 Electronic

for HC-8000 and X-10 Electronic Fence Systems

auto safety retract and the ability of the collar to operate other pet activated devices

Also sold in 1-pack

Back-up Battery for your HUMANE CONTAIN TX-2 Transmitter Base Station

Model MS-5 MICROSONIC™ Ultrasonic Pet Door Collar Electronic Fence Replacement Kits for HC-8000 and X-10 ElectronicSuper Advanced Technology, Value Pricing! The Gold Standard of Pet Electronics Technology Digital circuitry in this state of the art design provides a strong signal and maintains accuracy over all temperature ranges. It is extra rugged so it won't get damaged during your dog's "ruffhousing". With a robust, fully enclosed ultrasonic transducer speaker, it is immersible to 6ft., and although we don't recommend immersing your dog in 6 ft. of water