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HC-SR04 Ultrasonic Module Distance Measuring Sensor



10 days
30 item(s)

Our quantity discounts:

Quantity  5+ 
Price  USD3.60 



The HC-SR04 ultrasonic sensor uses sonar to determine distance to an object. This very low cost module offers excellent range accuracy, and stable readings in an easy-to-use package. Can be used for many different applications, for example collision avoidance on a robotics or multirotor project!



  • Operating Voltage: 5V
  • Quiescent Current : <2mA
  • Effectual Angle: <15°
  • Ranging Distance : 2cm – 500 cm/1" - 16ft
  • Resolution : 0.3 cm
  • LxWxH: 45 x 20 x 15mm
  • Weight: 8.5g

Documentation, Sample Code and Resources

  • For additional information, Arduino/PIC and other source code, search the internet for "HC-SR04 ultrasonic sensor".
  • To post a question, or share code, see our user forum.

What is included

  • 1 x Sensor