Only a lab test can truly assess ... may be struggling to access water. Use the XLUX soil moisture meter to check whether your garden needs watering. The sensor has a basic single probe design ...

Equipped with high-quality titanium alloy probes, this TDS meter ... three test modes- on/off, temperature function and hold function. It instantly tells the condition of the water.

The latest solution comes courtesy of [Keilin Bickar], who’s using the ESP8266 and a serial TTL camera module to read the characters from the LCD of his water meter. With a 3D printed enclosure ...

With a four-wire measurement, one pair of wires carries current to the device under test and the ... We’ve seen these probes built from scratch, too. You do need a meter that will do the actual ...