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  DesignTech Wireless Garage Sentry | | DesignTech Wireless Garage Door Sentry Monitor whether your garage door is open or closed from a remote location anywhere in your home.
Avoid unnecessary trips outside to make sure you closed the garage door.
Have a peace of mind when you go to bed at night
Receiver alerts you when your garage is opened or closed with a single beep.
300 ft. range between sensor and receiver even covers large homes. For better reception and increased range, add the Wireless External Receiver Antenna 30315. |
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