HM Digital Waterproof pH Meter Model PH-200 NatureVac a cutting-edge 3-part water-soluble generative

a cutting-edge 3-part water-soluble generative fertilizer

BioWorks RootShield WP creates a protective barrier around your plants' roots

the Breathable Wall is rigid product that allows zero light to pass throught ventilation holes (exhaust and intake) while allowing full air flow

sized for filters on 1/4" RO tubing

HM Digital Waterproof pH Meter Model PH-200 NatureVac a cutting-edge 3-part water-soluble generativeMeasures pH and Temperature. Auto ranging three point calibration with digital fine tuning. Includes 4 pH buffer solution in a sponge embedded in a clear cap. Waterproof housing. Simultaneous temperature display. Measurement Range: 0 14 pH. Digital automatic calibration (one point), with digital fine tuning. Auto off function, data hold function and low battery indicator. Display: large and easy to read LCD screen includes simultaneous temperature