LM393 IR Speed Sensor Module Slot Type 3.3V-5V

LM393 IR Slot Type Speed Sensor Module for Arduino 3.3V-5V LM393 IR Speed Sensor Module is a reliable solution for detecting rotation speed, counting objects, and motion sensing in electronics projects. Using a slot-type infrared optocoupler and LM393 comparator, it provides stable digital output with fast response, making it ideal for Arduino, ESP32, and other microcontrollers. Specifications Working Voltage: 3.3V–5V DC Output Type: Digital (TTL) Sensor Type: Slot-type IR Optocoupler Comparator: LM393 Detection Range: 0–10mm (adjustable) Response Time: <1ms Output Logic: Blocked = HIGH, Clear = LOW Interface: VCC, GND, DO (Digital Output) Dimensions: 32mm × 15mm × 10mm Operating Temperature: -25°C to +85°C
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