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The LM393 Speed Sensor Module is basically an Infrared Light Sensor integrated with LM393 Voltage Comparator IC
When LE goes HIGH
It work under windows and need no driver and no need for power supply as it is powered by the USB
Unlike other sensors
Material: Plastic + Metal
ESP32-CAM Development Board (with camera) Reflective The LM393 Speed Sensor ModuleIntroduction: ESP32 CAM is a low cost ESP32 based development board with onboard camera, small in size. It is an ideal solution for IoT application, prototypes constructions and DIY projects. The board integrates WiFi, traditional Bluetooth and low power BLE , with 2 high performance 32 bit LX6 CPUs. It adopts 7 stage pipeline architecture, on chip sensor, Hall sensor, temperature sensor and so on, and its main frequency adjustment ranges from 80MHz