HM Digital Waterproof Professional Series Meter Kit
HM Digital Waterproof Professional Series Meter Kit: The HM-HPK-1 is the hydro growers all in one solution. This kit combines the accurate HM-COM-100 TDS (PPM)/EC/Temp meter and the reliable HM-PH-200 pH/Temp meters together into one package.
It also includes a zip closure protective case and a generous amount of calibration and storage solutions.
Kit Contents
(1) HM-PH-200 Meter (HM Digital Pro Series Pen style pH/Temp meter)
HM Digital Pro Series Pen style pH/Temp meter: (1) HM-COM-100 Meter (HM Digital Pro Series Pen style TDS/EC/Temp meter)
HM Digital Pro Series Pen style TDS/EC/Temp meter: (3) HM-PH-4 Buffer Solution (20ml) (HM Digital pH 4.0 buffer solution - 20 packets of 20 ml)
HM Digital pH 4.0 buffer solution - 20 packets of 20 ml: (3) HM-PH-7 Buffer Solution (20ml) (HM Digital pH 7.0 buffer solution - 20 packets of 20 ml)
HM Digital pH 7.0 buffer solution - 20 packets of 20 ml: (3) HM-CP-1000 Solution (20ml) (HM Digital TDS 1000 ppm calibration solution - 20 packets of 20 ml)
