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three-axis
Operating current: 0
Obstacle detection
3V power supply which is compatible with Arduino UNO/Mega
Finger Print Sensor Module or Finger Print Scanner is a module which captures finger’s print image and then converts it into the equivalent template and saves them into its memory on selected ID (location) by Arduino
Ultrasonic Sensor ( Distance Measuring Module ) Recorder Module three-axisIntroduction: HC SR04 ultrasonic module can offer non contact distance sensing function, the range from 2cm to 400cm. and the range accuracy is up to 3mm; the module includes ultrasonic transmitter, receiver and control circuit. The sensor measures distance using sonar; an ultrasonic (well above human hearing) pulse is transmitted from the unit and distance to target is determined by measuring the time required for the echo return. The module is based
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