Ultrasonic Distance sensor.

1. Working Voltage: 5V(DC)
2. Static current: Less than 2mA.
3. Output signal: Electric frequency signal, high level 5V, low level 0V.
4. Sensor angle: Not more than 15 degrees.
5. Detection distance: 2cm-450cm.
6. High precision: Up to 0.3cm
7. Input trigger signal: 10us TTL impulse
8. Echo signal: output TTL PWL signal

Mode of connection:

1. VCC
2. trig(T)
3. echo(R)
4. GND

Use method:

Supply module with 5V, the output will be 5V while obstacle in range, or 0V if not.

The out pin of this module is used as a switching output when anti-theft module, and without the feet when ranging modules.