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The EC/TDS portion of this probe utilizes two stainless steel pins for an amperometric determination of conductivity and total dissolved solids
Plants grown in living soil are very healthy because they have all of the nutrients they need to self-sustain and thrive
One-touch automatic digital calibration
Hydro Fuel Grow Part B (500ml)
they strongly recommend using a pH Stabilizer with any existing nutrient regime
GZ Repeat Cycle Timers (CLEARANCE 30% OFF) clearance The EC/TDS portion of thisCLEARANCE FINAL SALE! Main Features: CY1: Controls any 120V equipment such as pumps or fans on a periodic repeat cycle. The ON duration spans from 10 seconds to 20 minutes. The OFF duration spans from 1 minute to 12 hours. The unit can function day only or night only or 24 hours. CY2: Controls any 120V equipment such as pumps or fans on a periodic repeat cycle The ON duration spans from 5 sec to 30 minutes The OFF duration spans from 5 sec to 60
US$ 112.31
US$ 135.00
US$ 130.00
US$ 120.50
