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Las Vegas: 702-637-2700
Henderson/Boulder City: 702-979-3134

Summerlin/Sun City: 702-637-2555
Toll Free: 866-265-4824

Bonded & Insured, License #0052604
Las Vegas: 702.637.2700 Henderson/Boulder City: 702-979-3134 Summerlin/Sun City: 702-637-2555 Toll Free: 866-265-4824 Service within 2 Hours
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We Repair ALL BRANDS of Garage Doors and Openers

  • No Overtime Charge for Nights & Weekends
  • 99% of All Repairs Done Within 1 Hour
  • FREE New Garage Door In-Home Estimates
  • New Openers Installed Within 2 Hours
  • Emergency Service 24/7

Liftmaster Perimeter Alert System

LiftMaster® Perimeter Alert System ~ Model 835LM

Perimeter Alert SystemWould you like to be alerted when a vehicle is approaching your driveway? What about when an intruder approaches the front or back of your home? Then you need the LiftMaster® Perimeter Alert System. These amazing systems monitor up to 4 zones, within a half-mile radius, to protect your property. With light and sound detection indicators you will be notified as soon as the sensor detects movement. Purchase includes base station (1), motion sensor (1), AC Adapter (1), mounting hardware and non-slip feet.

Model 835LM Product Features:

  • Detects motion up to 30 feet away with wide 120 degree coverage
  • Transmits signal to base up to 1/2 mile away
  • Motion Sensor features adjustable sensitivity control to prevent false alerts from small animals
  • Detection indicators with light and sound
  • Receiver features adjustable volume controls
  • Connect 1 base station with up to 4 motion sensors
  • Portable and lightweight for use inside or out
  • Durable, weatherproof design
  • Easy to install and use 
  • Receiver requires one 9-volt battery
  • Sensor requires four AA batteries
  • 1-year warranty

Perimeter Alert System Manual

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