Wireless or Cables can choose ultrasonic level Sensor with LCD Screen Monitor Ultrasonic level measurement with EPT sensors provides continuous, non-contact and maintenance-free level measurement of fluids, pastes, sludges and powdery to coarse bulk materials. The measurement is unaffected by dielectric constant, density or humidity and also unaffected by build-up due to the self-cleaning effect of the sensors. The distance between Ultrasonic Sensor and LCD Screen Displayer Monitor can be customize as your need. It's widely use in agriculture, industry, household, IOT, commercial and so on.