DFRobot Capacitive Pipeline Liquid Level Sensor is suitable for non-metallic pipes with a diameter of 6mm. The sensor outputs digital high/low level (low when liquid detected) and adopts a 3-pin DuPont connector. The connector can be used in beverage machines, small water pipe level detection, and infusion pipe level detection scenarios. https://elecena.pl/product/20653200/dfrobot-capacitive-pipeline-liquid-level-sensor 2022-04-01 https://elecena.pl/product/20653200/dfrobot-capacitive-pipeline-liquid-level-sensor 2022-08-10