Sometimes we need a non-contact liquid level sensor. There are several ways to build that, but the easiest is to try an optical liquid level sensor. You may already have an idea in mind since you are ...

Meross has launched a new smart water leak sensor. The Meross Smart Water Leak Sensor MS405HHK has two probes for accurate detection, and a loud dual alarm system to alert you to leaks, although it’s ...

The Fibaro Flood Sensor is a great HomeKit-compatible way to monitor your home for leaking water, but Bluetooth connection may be too limited for some. As the winter snow melts and the spring rains ...

A satellite photo (a) and a photo (b) showing the locations of the acoustic sensor (green circle) that recorded glacier sounds, and the water depth sensor (yellow star) that measured changes in water ...