  Extra Transmitter for Wireless Driveway Alert System
Add-On Sendor for Wireless Motion Alert System
Up to 1/2 mile range - alerts when light and sound when vehicles or pedestrians are approaching
Convenient and affordable safety system - perfect for home, business, property and worksite
Weatherpoof outdoor sensor with adjustable sensitivity control
Expands up to 4 sensors
Easy installation and easy operation
Includes add-on sensor and mounting hardware
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