$34.99
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915LM
Garage Door Monitor
NOW IN STOCK!!!

Ever wonder if you left the garage door open? With the LiftMaster® Garage Door Monitor, you'll always know if the garage door is closed - from any room in the house!

• Tells you if your garage door is open or closed from any room in your home
• Security for the largest door to your home
• Great convenience and peace-of-mind
• Works with any garage door
• Monitors up to 4 garage doors (with additional sensors - 916LM) 
• When light flashes red, door is open
• Fast, easy installation; no tools needed

CLICK HERE TO PURCHASE ADDITIONAL SENSORS (916LM)