Qunqi LCD Digital TDS Meter Tester & EC &Temperature Meter,Water Purity Test Meter, 0-9990 ppm Measurement Range , 1 ppm Resolution, +/- 2% Readout Accuracy

Specification:
1.Measurement range: EC:0-9990Ous/cm; TDS:0-9990ppm; Dearees Celsius: 0.1-80.0 Celsius; Fahrenheut:32.0-176.0 Accuracy: ±2%
2.Size: 154mm*30mm*14mm
3.Function:TDS Test,Electrical conductivity rate test,Temperature test
4.Powered by:CR2032 Button battery.
5.platinum test pin.
6.Used in : Water purifiers and filters, food(vegetable , fruit)&drink quality monitoring, pools and spas, aquarium, hydroponics

How to use it:
1,Please unplug the electrode sleeve before use
2.Press the switch ,place the electrode into the test solution.
2.After the numerically stable ,press the HOLD button and take it out of the solution to read.
3,After reading ,turn off the meter ,wipe clean the electrode before sleeving it.