Slotted IR Infrared Sensor Module, LM393 3.3-5.5V Digital Output for Arduino

Clean Digital Output (LM393 Comparator). Comparator LM393. IR Infrared Slotted Optical Sensor Module. Sensor Type IR Slotted Optical (5 mm slot). Precision 5 mm Slotted Sensor. Onboard LED Status Indicator.