Increase the effectiveness of your security system by adding an extra Single-Beam Sensor
Increase the effectiveness of your security system by adding an extra Single-Beam Sensor. Use this with the Single-Beam Detection System (Item # 125803) sold separately. Can be set to detect movement from 20' to 60' away.
Convenient: Extra sensor increases the coverage of your single-beam driveway motion detector
Power Indicator: Low battery indicator light lets you know when it’s time to change the sensor battery
