Features :

1. Designed with the reflected infrared sensor, indicator light.
2. Built in a potentiometer for sensitivity control.
3. On-board LM393 voltage comparator chip and infrared sensing probe TCRT5000L
4. Onboard signal output instructions, the output is the highly effective signal at the same time, the indicator lamp light output signal can be directly and single-chip microcomputer IO connection & middot
5. Signal detection sensitivity can adjust
6. Reserve all the way more circuits (P3 voltage drawn)
7. Using the TCRT5000 infrared reflection sensor
8. Output form: digital switch output (0 and 1)
9. A fixed bolt hole, convenient installation.