["Digital TDS Meter 0-1999PPM Water Quality Monitor Tester Dual Way High Level Probe 1mg/L PPM Accuracy +/-2%\n\nFeatures:\nWide screen digital display design\nSwitchable comparison of TDS values of two liquids\nCan be connected to a water pipe or a water dispenser to measure two parameters of influent and effluent\nThis product can be wall-mounted or embedded, easy to install and operate, and is a supporting instrument for many water dispenser manufacturers.\n\nSpecifications:\nAutomatic Temperature Compensation:O°C ~50°C\nResolution1mg/L (ppm) Battery Type：4*1.5V(AG13) （Not included!!）\nDimensions(mm):60x55X23\nWeight 98g \nAccuracy:土2%F.S\nMeasuring Range： 0~ 1999mg/L (ppm)\nResolution：1mg/L(ppm)\n\nNote:\nItem color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.\nPlease allow 1-3mm slight deviation due to manual measurement. Thank you!\n\nPackage included:\n1 Set TDS Meter"]