3-channel TCRT5000 optical tracking sensor with 74HC140 encoder. TCRT5000 is an infrared reflective sensor. The module can be used for obstacle detection, line detection for tracking robots, detection of reflective material such as paper, IBM cards, magnetic tapes, etc. This 3-channel module is great for building fast line following and grid navigating robots. Technical data: Operating voltage: 5V Infrared sensor type: TCRT5000 Type: 3 way infrared tracking sensor https://elecena.pl/product/22637573/3-channel-infrared-ir-line-tracking-sensor-module 2023-02-27 https://elecena.pl/product/22637573/3-channel-infrared-ir-line-tracking-sensor-module 2025-10-29