Hi #RekanEasyWare ... EasyWare Part#: EP000479 Features amp; Spesifications : - TCRT5000 infrared reflective sensor - Detects the reflected distance: 1mm ~ 25mm Applicable - The working voltage: 5V - The output format: digital signal (0 and 1) - A fixed bolt hole for easy installation - Small PCB board size: 3.5cm x 1cm Applications : - Meter pulse data sampling - Fax machines paper shredders detection - Obstacle detection - Black and white line detection Package : - 1x IR Infrared Line Track Follower Sensor TCRT5000 Obstacle Avoidanc For Arduino