Ten Pack Infrared Reflective Sensor Modules For Obstacle Avoidance And Line Tracking, 940nm Proximity Sensors For Arduino, Robotics, And Smart Car Projects, Wide 3.3V To 5V Range, Adjustable Detection Distance

Ten-Pack 940nm Reflective IR Sensor Modules for DIY Robotics
✔️ Ten-pack, 940nm IR reflectives, 3.3V-5V, 1-25mm range

These infrared reflective sensor modules use a 940nm emitter and receiver to detect nearby surfaces and obstacles. They’re a popular choice for line-following robots, obstacle avoidance on small autonomous platforms, and educational robotics projects that use Arduino or Raspberry Pi.

✅ 940nm IR emitter/receiver pair for precise proximity sensing
✅ 1-25 mm adjustable detection range for reliable obstacle sensing
✅ 3.3V-5V operating range; works with Arduino, Raspberry Pi, and more
✅ LM393 voltage comparator for stable, noise-immune digital output
✅ TTL-compatible digital output for easy GPIO or embedded controller use

💡 What is a 940nm infrared reflective sensor used for in hobby robotics?

These handy sensors are built for line tracking and obstacle avoidance in compact, educational projects. - handy for line tracking and obstacle avoidance in Arduino-based robots - TTL-compatible digital output for easy GPIO interfacing - 3.3V-5V operation supports 3.3V/5V microcontroller projects