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Replaceable Electrode
With every U
Store in a dry
stable power allowing the lamp to produce high intensity and a quality spectrum
HM Digital HydroMaster Portable/Wall Mount/Bench Continuous pH/EC/TDS/Temp nutrients-and-supplements Replaceable ElectrodeHydroMaster Digital testers make monitoring water easier than ever by reading the levels that matter most and providing accurate readings that you can depend on. Continuous pH EC TDS Temp monitor with rechargeable battery. Portable, wall mount, or benchtop use. HydroMaster HM 500 pH EC TDS F Tester (113831) Tests pH at a range of 0 pH 14 pH, temperatures from 30F 176F, TDS from 0 9999 ppm and EC from 0 9999 S Stores up to 20 measurement readings, so
US$ 25.00
US$ 50.00
