2Pcs Infrared Reflective Switch Ir Barrier Line Track Sensor TCRT5000 ie

100Pcs TCRT5000 Reflective Photoelectric Switch Infrared Optical Sensor qs

20Pcs TCRT5000 Reflective Photoelectric Switch Infrared py

20Pcs TCRT5000 Reflective Photoelectric Switch Infrared iy

10Pcs Infrared Reflective Switch Ir Barrier Line Track Sensor TCRT5000 if

20Pcs Obstacle Avoidance Sensor Reflection Photoelectric Module Infrared Sens mf

50Pcs TCRT5000 Reflective Photoelectric Switch Infrared ao

12V Pir Ir Pyroelectric Infrared Module Adjustable Relay Output Sensor vx