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An ultrasonic sensor is an electronic device that measures the distance of a target object by emitting ultrasonic sound waves, and converts the reflected sound into an electrical signal. Ultrasonic waves travel faster than the speed of audible sound (i.e. the sound that humans can hear)
Ultrasonic Sensor HC-SR04
OVERVIEW
- Input Supply Voltage (VDC): 5
- Operating Current (mA): <2
- Sensing angle (Degree): < 15°
- Sensing distance (cm): 2 ~ 450
- Accuracy (cm): 0.3
- Thickness (mm): 2.8 ~ 3.1
- Inner diameter (mm): 16
- Diameter of the mounting hole (mm): 3.0
- Material: Plastic
- Weight(g): 16
