Chamberlain® Wireless Motion Alert Add-On Sensor
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About this item
This extra sensor is to be used with the Wireless Motion Alert (model CWA2000) – up to 4 sensors can be used with each base station receiver. It has many uses, such as: driveway, patio, deck, storage shed, farm, office/worksite, and more. This box contains one motion sensor, mounting bracket, and hardware.