10 PCS TCRT5000 IR Photoelectric Sensor 3.3-5V Obstacle Avoidance Module

2PCS ThroughBeam Photoelectric Sensor Module with for 2 Milliseconds Response

For IR Break Beam Sensor 3MM Module ThroughBeam Photoelectric Switch DC 5V

2PCS Photoelectric Sensor Switch Module for Garage Doors and For Industrial Use

2PCS Photoelectric Sensor Module for Garage Doors and Waterproof Buildings

10 PCS TCRT5000 IR Photoelectric Sensor 3.3-5V Obstacle Avoidance Module

2PCS Photoelectric Sensor Switch with IP66 Waterproof and Shock Resistance