Features TCRT5000 CHIP: This 2 way tracking module adopts TCRT5000 infrared reflection sensor with high accuracy and sensitivity. HIGH PERFORMANCE: Comparator output, clean signal and good waveform, with strong driving ability, more than 15mA. FOR SMART CAR: The detection distance range is 1mm‑8mm, and the distance is 2.5mm, often used in smart cars. EASY OPERATION: Equipped with multiple turn adjustable precise potentiometer to adjust the sensitivity, easy to operate. EASY INSTALLATION: The tracking sensor module is provided with fixing bolts holes, with standard and compact size, easy to install. Specification: Item Type: Tracing Module Detection Distance: Approx. 1-8mm / 0.04-0.31in Distance: Approx. 2.5mm / 0.1in Working Voltage: 3.3V-5V Output Form: Digital switch output (0 and 1) PCB Size: Approx. 3.2 x 1.7cm / 1.3 x 0.7in Using wide voltage LM393 comparator Adopt TCRT5000 infrared reflection sensor Package List: 1 x Tracing Module Package List 1 x Tracing Module