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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
600 Liters Up to 20
Built from all food grade 304 stainless steel
Calcium is the "queen-king" of all nutrients
8 μmol/j efficacy and 2026 μmol/s photon flux
HM Digital COM-300 Pro Series pH/TDS/EC/Temp Meter Grow Tent Sizes 600 Liters Up to 20The HM Digital pH TDS EC Temp meter (COM 300) is an advanced waterproof combo meter with superior accuracy. The HM Digital pH TDS EC Temp meter (COM 300) is a professional grade level pH EC TDS Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. HM
