Fivechannel detection with independent sensors for robust line tracking and color recognition in robotics projects and competitions. Adjustable sensitivity via linear potentiometers to finetune detector response for different lighting and surface conditions. Digital signal output for easy microcontroller integration with straightforward and low signaling, simplifying wiring and setup. Molded shield design to minimize external light interference and stabilize LED spot performance for reliable operation. Compatibility and usage highlights Works with standard microcontrollers that read digital signals from sensors Suitable for linefollowing robots, color detection tasks, and multisensor robotics projects Independent channels provide flexible sensing configurations without crosstalk Shielded housing helps maintain consistent performance in variable lighting environments Use scenarios Competition linefollowing robot: rely on fivechannel detection to track lines and identify color markers; adjust sensitivity to accommodate track surface variations and ambient light. Colorbased sorting or feature detection: use separate channels to detect color cues while maintaining stable linetracking capability in a compact sensor array. Educational robotics projects: demonstrate multisensor integration and digital interfacing with microcontrollers, enabling handson learning about sensing, processing, and control.