Ultrasonic Distance Sensor Module HC-SR04 2~450 cm

Useful ultrasonic distance sensors from PMD Way - used with various robotics projects and much more. 

Using the options menu you can order just the sensor, or the sensor with a mounting bracket, or just the brackets.

Specifcations:

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

Pinouts:

• VCC
• trig(T)
• echo(R)
• GND

More information:

• The following will get you started:
  • Arduino library
  • Raspberry Pi