This results in the unnecessary wastage and sometimes non-availability of water in the case of emergency. Check out the new water level sensor circuit. The simple water ... quality of the water level ...

If you are designing your own intelligent “Graden Computer” with an optional digital plant moisture sensor/water pump controller that lights an LED to alert the user when it is time to water a potted ...

[erich_7719] from the All About Circuits forums helped [Greg] out and designed a circuit for him which would monitor the water level using an IR sensor ... for a detailed schematic as well ...