This LiftMaster 891LM garage door opener can control one LiftMaster or Chamberlain MyQ compatible device or will work with your garage door opener that has a YELLOW learn button.This powerful LiftMaster single button remote can operate one garage door opener or gate operator, or MyQ™ enabled light accessory. It features Security 2.0™ rolling code technology that significantly reduces radio wave interference and makes it virtually impossible for anyone to steal your remote-control signal. Details: – Controls one MyQ or Security V2 Garage or Gate Opener – Includes battery (3v 2032) and visor clip – Programming is simple just press the learn button then press remote button – Dimensions: 3″ x 1.75″ x .5″ – Includes manufacturer’s warranty PROGRAMMING MANUAL
