A capacitance probe is a device that detects changes in electrical capacitance and is commonly used in liquid level sensing applications. There are various synonyms for capacitance probe, including capacitance sensor, capacitive level sensor, capacitive probe, and impedance probe. Capacitance sensors are used in various industries, including agricultural, environmental, and marine. These sensors can also be used in detecting the proximity of an object. Capacitive sensing technology, which is the foundation for capacitance probes, has been rapidly evolving, leading to the development of improved sensors with higher accuracy and sensitivity. In summary, capacitance probes are essential devices that play a crucial role in various sensing applications.