Optical Liquid Level Sensor: Accurate and Efficient by SMD Sensors Ensure your liquid levels are always accurately monitored with the Optical Liquid Level Sensor from SMD Sensors. This efficient sensor employs cutting-edge optical detection methods to provide reliable readings in various environments. Its easy integration and robust performance make it a top choice for professionals across industries. https://www.smdsensors.com/blo....g-optical-liquid-lev