High-Precision 8-Channel Line Tracking This IR sensor module offers 8 independent infrared tracking channels, enabling accurate detection of black/white lines, edges, and paths. Ideal for line-following smart robot cars, educational robots, and competition robots requiring path recognition. High-Sensitivity Infrared Detection Equipped with high-sensitivity infrared sensors and optimized signal processing, the module quickly identifies line contrast and ground color changes. Stable performance in various indoor lighting environments helps ensure reliable tracking with reduced misjudgment. Automatic Calibration Function Built-in automatic calibration simplifies setup: one-key calibration adjusts detection thresholds according to different surfaces, such as white/black tape, wooden floors, or dark carpets. This reduces manual tuning time and improves usability for beginners and advanced users. Obstacle Avoidance and Edge Detection Besides line tracking, the module can assist in basic obstacle avoidance and edge detection when used with appropriate control algorithms. Suitable for applications such as anti-drop protection at table edges and simple obstacle detection in robot navigation tasks. Easy Installation and Clear Output Compact PCB layout with pre-drilled mounting holes allows quick installation on most robot car chassis. Each channel offers independent digital output, and the module supports real-time state indication via LEDs (if used), helping users debug and observe sensor status at a glance. Color: Black Material: PCB Package Contents: 1x 8 Channel Line Tracking IR Sensor Module 1x PH2.0 4-Pin Cable 1x Female-to-Female Dupont Wire 10pin 10x M3x6mm Screws 2x M3*25mm Double-pass Copper Standoff 2x M3*16mm Double-pass Copper Standoff 2x M3*9mm Double-pass Copper Standoff Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the rea