A non-contact approach would be to use an IR distance sensor mounted to the top of the tank and measure the distance to the pile of salt that slowly lowers as it dissolves into the water.

These devices have key drawbacks. Water level indicators require manual pump operation and often waste power as multiple LEDs ...

Researchers have developed a new optical sensor that provides a simple way to achieve real-time detection of extremely low levels of arsenic in water.

The Japanese government, in collaboration with the United Nations Office for Project Services (UNOPS), has installed two ...

If you already have a home security system, start by seeing if your brand sells a leak detector. Most do. SwitchBot's water sensor is very affordable and extra-easy to set up with no hub ...