Description: Key Features1 Way tracing sensorthe robot must makeUsing infrared light detectionanti-interference abilitySensor CTRT5000high sensitivitystable performanceDetection range of about 10mmOperating voltage 5Voutput low black linewhite line output high Specifications Material Dimensions (cm) Weight (kg) Mixed Material 4.2 x 1.1 x 0.8 0.002 Arduino Infrared Reflex Close to Switch Black and White Line Tracking Sensor Module TCRT5000 M.(6*3)