This 'all in one' kit comes complete with instructions, brush, cleaning fluid and calibration solution.
The best selling hydroponics EC/CF/PPM Meter in the world.
Growth Technology - 4,7 & Conductivity Standard Buffer.
HM DIGITAL EC METER - A great quality new EC pen for a budget price!! Measures EC easy to read display includes carry case with belt clip highly efficient and accurate hold function with auto off ...
The Hydrofarm Light Intensity Meter is a pocket-sized, portable, light sensitive instrument capable of reading illumination up to 5000 footcandles (lumens per square foot).
The much loved original hanna design disappeared from distributors in Australia but now has thankfully been copied and improved.
Eutech - The world standard in pH testers - this is the new model pH2 eco-test reliable -waterproof and 3 point calibration for intense accuracy! *3 year warranty
HM DIGITAL REPLACEMENT ELECTRODE FOR THE HM DIGITAL PH METER
HM digital waterproof PH Tester - World class unit! Replaceable electrode!!! Ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific tes...
Simple and easy to use. Measuring range pH 4 to pH 8. There's enough solution to perform around 800 tests. Great backup for a meter.