Description
Description
Monitor an enclosed vehicle cabin with the 509U ultrasonic sensor. It detects interior movement through air disturbance and is intended for use with the cabin closed.
- Ultrasonic interior-motion sensor
- Cabin monitoring through air disturbance
- Best used with doors, windows and sunroof closed
- Manufacturer does not recommend use in convertibles
Confirm fitment and any additional installation parts with your installer before purchase.

