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Description
- 1x HC-SR04 3.3V~5V Ultrasonic Module Distance Measuring Transducer Sensor for Arduino ROHS
- 45 x 20 x 15 mm
- Operating voltage: DC 5V
- Operating current: 15 mA
- Operating frequency: 40 Hz
- Maximum range: 4 m
- Minimum range: 2 cm
- Measurement angle: 15°
- Input trigger signal: 10 µs TTL pulse
- Output echo signal: TTL level signal, proportional to the range