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- Garage door monitor set.
- Notifies you when a garage door is open.
- Supervised Sensor: monitors the sensors and their battery condition automatically.
- GM-433R can work with up to 4 sensors. (additional sensors sold separately)
- Both audio and visual indicators.
- Operating range: 300 feet.
- Easy to set up.
- CE approved.
- One year warranty.
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| Alerts you anywhere inside your house when your garage door is open! |
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| GM-434 Includes : |
- One GM-433R Household Alert® Receiver (AC/DC adapter included).
- One GM-434T Garage Door Monitor Sensor (Lithium battery included).
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