Detailed Product Description

This sensor is to transmit the ultrasonic and receiving the reflected ultrasonic, which is combined ultrasonic sensor. Characteristic of it is
Water proof, dust proof so there is no limitation of the use. 
Broad range of useable temperature. So, it is very dependable. 
Long range detecting ability up to 6m. So, it can be used in many different way. 
Small size with reasonable price. 
Uses
Rear detecting Sensor for automobile. 
Parking lot, unmanned parking meters. 
Range-finding device
Water or liquid surface measuring instrument. 
Alarm system. 
Automobile doors. 
Approaching switch. 
Motion control.