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Ultrasonic Distance Transducer – HC-SR04
$3.95An ultrasonic sensor is an electronic device that measures distance or detects the presence of objects by emitting and receiving ultrasonic sound waves. This specific… -
Ultrasonic Distance Transducer – HY-SRF05
$5.95Meet the HY-SRF05 – a longer range, more precise ultrasonic sensor. These sensors use a pulse of ultrasonic sound and listen for a response. Since…