Basic Specification: • Measures PO4/ NO3/ Ca / Mg / dKH* / OLI (may add parameters in near future)• High Precision Stepper and DC Pumps• State of the art colorimetric photosensor• Simple to use iOS and Android App (Wifi). Focustronic App (all in one)• Communicate with Alkatronic/Dosetronic/Solartronic/Powertronic: local wifi via router• Nitrate (NO3)Accuracy / Precision (+/-) : 0.5 ppm / 0.1 ppm• Phosphate (PO4)Accuracy / Precision (+/-): 0.01 ppm / 0.005 ppm• Magnesium (Mg) Accuracy / Precision (+/-): 20 ppm / 20 ppm• Calcium (Ca) Accuracy / Precision (+/-): 6 ppm / 6 ppm• Alkalinity (dKH) Accuracy / Precision (+/-) 0.1 dKH / 0.05 dKH• OLI – is our own derived parameter which measure the organic matter in water. Can indicate when users should run or replace carbon• Dimension: 33 (L) x 22.5 (W) x 34.5 (H) cm