![HiLetgo 10pcs TCRT5000 Infrared Reflective Sensor IR Photoelectric Switch Barrier Line Obstacle Avoidance Module Tracing Sensor Tracing Module for Arduino Smart Car Robot: Amazon.com: Industrial & Scientific HiLetgo 10pcs TCRT5000 Infrared Reflective Sensor IR Photoelectric Switch Barrier Line Obstacle Avoidance Module Tracing Sensor Tracing Module for Arduino Smart Car Robot: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/719ywOZFG1L.jpg)
HiLetgo 10pcs TCRT5000 Infrared Reflective Sensor IR Photoelectric Switch Barrier Line Obstacle Avoidance Module Tracing Sensor Tracing Module for Arduino Smart Car Robot: Amazon.com: Industrial & Scientific
![20PCS TCRT5000 Infrared Reflective Sensor Module IR Barrier Line Track Photoelectric Switch for Smart Car Robot - Walmart.com 20PCS TCRT5000 Infrared Reflective Sensor Module IR Barrier Line Track Photoelectric Switch for Smart Car Robot - Walmart.com](https://i5.walmartimages.com/asr/febaf6b1-8e22-4eb5-ade7-7c17aef35bf8.8d24188d8a6cea9eedf88bb38986af4a.jpeg)
20PCS TCRT5000 Infrared Reflective Sensor Module IR Barrier Line Track Photoelectric Switch for Smart Car Robot - Walmart.com
![Grage Door Sensor Wired IR Infrared Barrier with Moistureproof and Waterproof - China IR Barrier and Beam Sensor Grage Door Sensor Wired IR Infrared Barrier with Moistureproof and Waterproof - China IR Barrier and Beam Sensor](https://image.made-in-china.com/155f0j00VJlamiCPAIor/Grage-Door-Sensor-Wired-IR-Infrared-Barrier-with-Moistureproof-and-Waterproof.jpg)
Grage Door Sensor Wired IR Infrared Barrier with Moistureproof and Waterproof - China IR Barrier and Beam Sensor
![Gate Door Window Active Waterproof Infrared Beam Sensor Fence Outdoor Ir Barrier Detector Alarm 6 Beams 100m Home Safety - Infrared Beam Detector - AliExpress Gate Door Window Active Waterproof Infrared Beam Sensor Fence Outdoor Ir Barrier Detector Alarm 6 Beams 100m Home Safety - Infrared Beam Detector - AliExpress](https://ae01.alicdn.com/kf/HTB1sbLqrL9TBuNjy1zbq6xpepXaG/Gate-Door-window-Active-waterproof-Infrared-beam-Sensor-fence-outdoor-IR-barrier-detector-alarm-6-beams.jpg_.webp)
Gate Door Window Active Waterproof Infrared Beam Sensor Fence Outdoor Ir Barrier Detector Alarm 6 Beams 100m Home Safety - Infrared Beam Detector - AliExpress
![10m 30m 60m 100m Range 53cm Height Infrared Fence Barrier 3 Beam Sensor For Windows Doors Walls Intrusion Gsm Alarm - Alarm System Kits - AliExpress 10m 30m 60m 100m Range 53cm Height Infrared Fence Barrier 3 Beam Sensor For Windows Doors Walls Intrusion Gsm Alarm - Alarm System Kits - AliExpress](https://ae01.alicdn.com/kf/HTB1PGP1mMMPMeJjy1Xcq6xpppXaZ/10m-30m-60m-100m-range-53cm-height-infrared-fence-barrier-3-beam-sensor-for-windows-doors.jpg)
10m 30m 60m 100m Range 53cm Height Infrared Fence Barrier 3 Beam Sensor For Windows Doors Walls Intrusion Gsm Alarm - Alarm System Kits - AliExpress
![6 Beams Wired Infrared Barrier Sensor for Perimeter Protection and Intrusion Detection IR Beam Detector - China Beam Sensor and Beam Detector 6 Beams Wired Infrared Barrier Sensor for Perimeter Protection and Intrusion Detection IR Beam Detector - China Beam Sensor and Beam Detector](https://image.made-in-china.com/155f0j00JLlUWnsFyeqI/6-Beams-Wired-Infrared-Barrier-Sensor-for-Perimeter-Protection-and-Intrusion-Detection-IR-Beam-Detector.jpg)
6 Beams Wired Infrared Barrier Sensor for Perimeter Protection and Intrusion Detection IR Beam Detector - China Beam Sensor and Beam Detector
![Amazon.com: IR Alarm Sensor IR Security alarm 100m Invisible Beam Barrier Active Detection Waterproof Digital Pulse Infrared Sensor : Everything Else Amazon.com: IR Alarm Sensor IR Security alarm 100m Invisible Beam Barrier Active Detection Waterproof Digital Pulse Infrared Sensor : Everything Else](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61v9-L6carL.jpg)
Amazon.com: IR Alarm Sensor IR Security alarm 100m Invisible Beam Barrier Active Detection Waterproof Digital Pulse Infrared Sensor : Everything Else
![LCD focus wired outdoor IR beam detector 3 rays infrared barrier Active photoelectric House Gate Door Fence perimeter Alarm 250m|alarm perimeter|alarm outdooralarm wired - AliExpress LCD focus wired outdoor IR beam detector 3 rays infrared barrier Active photoelectric House Gate Door Fence perimeter Alarm 250m|alarm perimeter|alarm outdooralarm wired - AliExpress](https://ae01.alicdn.com/kf/HTB1V8HlRXXXXXbLXVXXq6xXFXXXK/LCD-focus-wired-outdoor-IR-beam-detector-3-rays-infrared-barrier-Active-photoelectric-House-Gate-Door.jpg_Q90.jpg_.webp)