Ebay offers Infrared Driveway Wireless Motion Alarm Chime Bell Sensor Waterproof Security for $9.99 with free shipping.
-Alert with Red light& Sound when pedestrians are approaching
-328 FT/100 Range from sensor to base unit
-PIR Sensing Angle:45°
-PIR Sensing Distance:5-8M
Category: Electronics (other)
Posted on 28 July 2016, 12:27 PM