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Chamberlain

Shop for Electrical at The Home Depot. The Wireless Alert Sensor is a Passive Infra-Red (PIR) Motion Sensor that detects movement ...of people and vehicles, while allowing small animals to pass through undetected. Each sensor has its own unique ID, for a... read more

Chamberlain
$79.99 $57.00
at HomeDepot.com

Shop for Electrical at The Home Depot. The Chamberlain Motion Sensor with Wireless Motion Alert features adjustable sensitivity. T...he sensor may be placed up to 1/2 mile from the base unit and detects motion within a 30 ft. radius. The base unit alerts... read more

Chamberlain

Expand your Wireless Alert System with additional transmitters use up to four with one receiver. Receiver distinguishes each trans...mitter with a different tone, so you know which area has someone slinking around your property. For use with Item# 333182. Detections Motion ft. 15-30, Application Add-on sensor.. Model Number: CWPIR read more

Chamberlain
$34.99 $32.75
at Sears

Expand your Wireless Alert System with additional transmitters (use up to four with one receiver). Receiver distinguishes each tra...nsmitter with a different tone, so you know which area has someone slinking around your property. For use with Item# 333182. U.S.A. Application: Add-on sensor for #333182, Detections Motion (ft.): 15-30 read more

Chamberlain
$59.00
at Lowe's

Transmits signal to base station up to a half-mile away. Expandable up to 4 sensors for total perimeter coverage. Detects motion... up to 30 feet away with wide 120 degree coverage. read more

Chamberlain
$29.99
at Lowe's

Extra sensor to be used with the Wireless Motion Alert model CWA2000. Transmits signal to base station up to a half-mile away. D...etects motion up to 30 feet away with wide 120 degree coverage. read more

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