836LM

LiftMaster Perimeter Alert System - Extra Sensor

  • To be used with the LiftMaster Perimeter Alert System 835LM.
  • Detects motion up to 30 feet away with wide 120 degree coverage.
  • Transmits signal to base up to 1/2 mile away.
  • Features adjustable sensitivity control to prevent false alerts from small animals.
  • Durable, weather-proof design.
  • Connect 1 base station with up to 4 motion sensors.
  • Easy to install - installs in minutes.
  • Requires four AA batteries (batteries not included).
  • 1-year warranty.






Contact Us!


We have been in business since 1981 and have a very extensive knowledge in 836LM LiftMaster Perimeter Alert System - Extra Sensor and anything related to garage door opener systems. Feel free to contact Kevin with any questions you might have @ 1-480-247-2094 or use the online form below.










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