Feature:1. This 3 in 1 function water quality tester can test TDS, conductivity and temperature, easy to operate and practical to use.2. Support for data hold function, which is available to easily handle with various environments, convenient to use.3. LCD display for easy reading, the screen data is doubledisplayed, and the water quality TDS/conductivity EC and temperature values are displayed.4. / unit switching, the instrument has a temperature unit switching function, and the switching between Celsius and Fahrenheit is convenient for different people to view data.5. It is used as a testing tool for drinking water quality in the water treatment industry, drinking water industry, household, travel, field operation, etc.Specification:Condition: Brand NewItem Type: Water Quality TesterMaterial: ABSTDS Test Range: 0~9999PPMConductivity Test Range: 0~9990US/CMTemperature Test Range: 0.1~80.0Accuracy: 2%Power: 3V CR2032 Button Battery (Not Included)Test Item: TDS Value Test, Conductivity Test, Temperature TestScope of Application: It is used as a testing tool for drinking water quality in the water treatment industry, drinking water industry, household, travel, field operation, etc.Product Size: Approx. 152 x 30 x 14 mm / 6.0 x 1.2 x 0.6 inWeight: Approx. 58g / 2oz.Package List:1 x Water Quality Tester (Battery Not Included)1 x Cloth Bag1 x User ManualNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.