Price: $5.84

This HC-SR04 has stable performance and high ranging accuracy. Compared to the Shap IR ranging module , HC-SR04 is more cheaper than it . But it has the same ranging accuracy and longer ranging distance. So we choose it to become “a family number of our Crowtail”, wish more good experience.


  • Power supply: 5V DC
  • Effectual angle: < 30 degrees
  • Ranging distance: 2cm to 500 cm
  • Resolution: 1 cm
  • Ultrasonic Frequency: 40k Hz

Package list

  • Crowtail- Ultrasonic Ranging Sensor x 1
  • Crowtail Cable x 1

Wiki & External links