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Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
(12) LED light bars
Superior Value: Eco-compressed bales fluff to about twice the labeled volume (1 cu ft bale provides about 2 cu ft of usable soil)
UVSpec: 1
Potassium Nitrate
HM Digital AquaPro TDS/Temperature Meter Sea Green Hydro (12) LED light barsFEATURES Measures total dissolved solids (TDS) and temperature Automatic Temperature Compensation (ATC) Water resistant housing Measurement Range: 0 5000 ppm Digital Calibration (push button) Auto off function, data hold function and low battery indicator Display: large and easy to read LCD screen includes simultaneous temperature reading The AquaPro is calibrated with a 342 ppm NaCl solutioncan be recalibrated with digital calibration using the push