Pay in 4 interest-free payments of $10.00 Learn more
Ships within 48 hours · Estimated delivery Jul 24 - Jul 29
Head: Green in Colour
Comes in black or white to match your home
you'll no longer have to worry about energy loss or temperature fluctuation inside your home
you get to control whether you want the cat door to be completely locked or unlocked
High Tech MS-4 & MS-5 Collar Keys B3V1A-Replacement Batteries Microchip Head: Green in ColourHigh Tech Pet Battery Replacement for the MS 4 and MS 5 collar keys Set comes with 2 batteries Batteries last approximately 3 months The MS 4 and MS 5 B3V1A battery replacement is for the High Tech Pet Door collar, which activates the opening of the High Tech Power Pet Automatic Door Mount. These High Tech pet batteries last approximately 3 months, so it is recommended to purchase more than one replacement set. These work only with the MS 4 and MS 5,