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Proximity sensor is used infrared to measure distance.

Ultrasonic sensor is a sensor that made of the characteristics of the ultrasonic sensor. Both are widely used in national defense and industry.

  1. $1.98
    This is a highly integrated module popularly used for entry detection, it can simplely and easily to adopt in system. There are two adjustable potentiometer on the module,
  2. $0.60
    It can be widely used on robot obstacle avoidance, obstacle avoidance car line, counting, black and white line vault and other places.
  3. $1.50
    The TCRT5000 are reflective sensors which include an infrared emitter and phototransistor in a leaded package which blocks visible light. The package includes two mounting clips.
  4. $14.80
    Water proof Integrated Ultrasonic Ranging Module- JSN-B02
  5. $14.80
    Water Proof Integrated Ultrasonic Ranging Module- JSN-SR04T