AR831

Ultrasonic Distance Meter : 0.5 ~ 15m

AR841

Ultrasonic Distance Meter : 0.5 ~ 20m

AR851

Ultrasonic Distance Meter : 0.5 ~ 60m (w/target)

AR811

Ultrasonic Distance Meter : 0.5 ~ 15m

AR600E

Ultrasonic Cable Height Meter