Ultrasonic Module HC-SR04 Distance Measuring Transducer Sensor Arduino ULN2003

HC-SR04 Distance Sensor. ULN2003 Driver Module. ranging distance : 2cm – 500 cm. Board Size: Approx. hope you could understand. Noise: <40dB (120Hz, No load, 10cm). Temperature Rise: <40K(120Hz). Detent Torque: >34.3mN.m.

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