For the residents who live in rural-areas, limited water-availability is a very common problem. Therefore, many people install a water tank on the roof of the building. The water, stored in a water ...

This Water Level Indicator is a small and very useful mechanism to find the water level in an overhead tank or in any other water container. This is possible by using a set of 9 probes which are ...

Often, the only liquid level indicator you need is your eyes, such as when looking at your cold beverage on a summer’s day. Other times, though, it’s useful to have some kind of indicator light that ...