SR-04 Ultrasonic Sensor Module is a 4 pin module, pin names are Vcc, Trigger, Echo and Ground respectively. Distance = Speed × Time. Buy online in Pakistan.
SR-04 Ultrasonic Sensor Module
Categories: Modules and Breakout Boards, Sensors, Uncategorized Tags: pressure sensor, Sensors, thermocoupl, ultrasonic sensor, water proof temperature sensor
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