Ultrasonic Module HC-SR04 HC-SR04 Distance Measuring Sonar Sensor for Arduino
ab 2,14 €
Test distance =. Input trigger signal: 10us TTL impulse. of this module is used as a switching output when anti-theft module, and without the feet when. Detection distance: 2cm-450cm. Note : the module should be inserted in the circuit before been power, which avoid producing.
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