Check the listing for details. 1 PC Multi-function TDS Meter Digital Tester Water Quality TestingTool 0-9999ppm. Condition: New. Listed at 5.55 USD. 1 PC Multi-function TDS Meter Digital Tester Water Quality Testing Tool 0-9999ppm TDS Meter Digital Tester is a professional instrument with multi-function, can be used to testing water TDS ,conductivity and the temperature. ●High performance,simple and practical. ●Fast numerical stability,accurate result. ●Pen-type design,easy to carry. ●The instrument has automatic temperature compensation function. Note: Without battery！Batteries need to be prepared by yourself. Note: ●Please take out the batteries for long periods unused. ●Please adopt standard buffer solution to calibrate,incorrect calibration wouldcause result error, thus affection the accuracy of measurement, or cause the intrument not working. ●Instrument is non waterpfoof, do not throw the instrument into the solution or make the solution over the immersion line, to avoid the circuit board short out *Measuring Range: Conductivity： 0—9999us/cm Celsius： 0.1-80.0℃ TDS： 0-9999ppm Fahrenheit： 32.0-176.0℉ *Accuracy: ±2% *Size: 154mm x 30mm x 14mm (6.06x1.18x0.55") *Battery: Need 1*3v (cr2032 button battery) *Net Weight: Approx. 55g (after installed batteries) Package: *1 x TDS Meter Digital Tester *1 x User Instruction Manual (English) On Oct 8, 2024 at 01:57:05 PDT, seller added the following information: