HC-SR04 Ultrasonic Ranging Sensor

Details

This HC-SR04 has stable performance and high ranging accuracy. Compared to the Shap IR ranging module , HC-SR04 is more inexpensive than it . But it has the same ranging accuracy and longer ranging distance.

Specification

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

Wiki & External links

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