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Feature

Unique sound and light pattern on the base unit identifies which sensor has been to install
no wiring required. Base units uses AA batteries or included AC adapter.

Description

- Chamberlain wireless motion alert
- Alerts with light and sound when vehicles or pedestrians are approaching
- Easy installation/ easy operation
- Weatherproof outdoor sensor with adjustable sensitivity control
- Expandable up to 8 sensors
- Includes 1 base unit and 1 sensor
- Half mile range from sensor to base unit
- Perfect for home, property or worksite