D2-1 Intelligent Tracking Line Follower Sensor Obstacle Avoidance Module For Arduino Reflectance Optical Switch Robot Car Model(Set of 1)


LM393 is a dual voltage comparator integrated circuit,using photosensitive resistance device,with gear reduction,easy to control,widely used in experiment, industry, school, electronic DIY, robots, remote control cars etc. Using photosensitive resistance device, high sensitivity and stable performance. LM393 is a dual voltage comparator integrated circuit, which consists of two independent precision voltage comparator.

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