Perimeter Alert Systems
LiftMaster's perimeter alert systems alert you when movement is detected. Great for homes or businesses – place near driveways, garages, sheds, business fronts, back entrances, or any other location that demands notification or protection. Each system can be tailored to fit almost any security or perimeter protection situation.
Perimeter Alert
New and improved alert system now with up to a 1/2-mile range! Alerts you with light and sound when people or vehicles approach your home or property.
Extra Sensor - Perimeter Alert
New and improved alert sensor now with up to a 1/2-mile range! Detects motion of pedestrians and vehicles when they approach your home and property. Extra sensor to be used with the Perimeter Alert.
