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Ships within 48 hours · Estimated delivery Oct 24 - Oct 29
Blue Lens for Yellow lighting
Supplies bloom-boosting potassium and other key fertilizer minerals
Easy to Use: Simple mixing instructions for soil
It may be used as a reactant in some chemical reactions or as a medium for certain processes
Automatic Calibration– Automatic calibration at 1382 ppm (mg/L) with a single push of a button
Combination Water Meter Kit with pH Probe tents-/-indoor-greenhouses Blue Lens for Yellow lightingThe Sper 850048 Combination Water Meter can Measure Dissolved Oxygen, pH, Conductivity, TDS, Salinity or Temperature Using Different Probes. This kit includes includes one pH probe. Additional probes (optional) also allow it to operate as a highly accurate pH meter, Conductivity meter, TDS meter, Salinity meter or DO meter as desired. Probes change are easily changed and include specially designed guards to prevent tip damage. This meter is the ideal
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