Bluelab Nutrient Probe Care Kit Conductivity Harvest & Storage performs better and is more

performs better and is more versatile than before

White powder-coated steel housing

The combination of our natural veganic ingredients makes it almost non-burning even at extremely high doses

The #4 is the largest perlite on the market and averages a whopping size of around 1 in

Bluelab Nutrient Probe Care Kit Conductivity Harvest & Storage performs better and is moreThe instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller. If the probe is contaminated or dirty, it affects the accuracy of the reading displayed. Conductivity kit contents: instructions, 500ml 2. 77 EC solution, plastic cup, conductivity probe cleaner and chamois (probe cleaning instrument).