Digital TDS Meter 0-1999PPM Water Quality Monitor Tester Dual Way High Level Probe 1mg/L PPM Accuracy +/-2% Features:Wide screen digital display designSwitchable comparison of TDS values of two liquidsCan be connected to a water pipe or a water dispenser to measure two parameters of influent and effluentThis product can be wall-mounted or embedded, easy to install and operate, and is a supporting instrument for many water dispenser manufacturers. Specifications:Automatic Temperature Compensation:OC ~50CResolution1mg/L (ppm) Battery Type:4*1.5V(AG13) (Not included!!)Dimensions(mm):60x55X23Weight 98g Accuracy:2%F.SMeasuring Range: 0~ 1999mg/L (ppm)Resolution:1mg/L(ppm) Note:Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.Please allow 1-3mm slight deviation due to manual measurement. Thank you! Package included:1 Set TDS Meter<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store