Battery Back-up Replacement Kit
For use with various LiftMaster® and Chamberlain® Garage Door Openers; featuring a battery backup system (BBU). The complete kit includes: (2) 12V, 4.5AH Batteries
For use with various LiftMaster® and Chamberlain® Garage Door Openers; featuring a battery backup system (BBU). The complete kit includes: (2) 12V, 4.5AH Batteries