HOD HEALTH AND HOME Australia has been operating online and instore for 8 years. All products come with a 1 year warranty, fast shipping and special offers added to our site daily.. 5-In-1 Digital Water Quality Tester+Bestway Surface Skimmer Discount Combination Products For Sale Description：5-In-1 Digital Water Quality Tester Feature: Multi-Functional Water Quality Test Pen Which Can Measure Ph Ph Solubility Ec Conductivity Salinity And Temperature. (Sea Salt/Fresh Water Salt) It Is A Waterproof Water Quality Test Pen With Five Functions. It Has High Performance Pen Design And Fast Numerical Value. Parameters: Sea Salt: Sea Water Salinity Is The Ratio Of Total Dissolved Solids To The Weight Of Sea Salt In Sea Water Usually Expressed In Grams Per Kilogram Of Sea Water. (Measuring Range 10.1-200.0Ppt) Light Salt: Light Water With A Salt Content Of Less Than 0.5G/L (Measuring Range: 0.00-25.00Percent Accuracy: 0.01-5.00Percent 5.10-25.00Percent ) Specification: Conductivity Test Range: 0 To10000us/Cm 10.01-19.99Ms 20.1-400Ms/Cm Resolution: 1Us/Cm; 0.1Ms/Cm Accuracy: 2Percent Of Reading Test Range: 0 To 1000Ppm 1000Ppm To 10000Ppm 10.1 To 200.0Ppt Resolution: 1Ppm; 0.1Ppt Accuracy: 2Percent Of Reading Salinity (Salinity) Measuring Range: 0.00 To 25.00Percentbr>Resolution: 0.01Percentbr>Accuracy: 0.01-5.00% (0.1Percent ) 5.10-25.00% (1Percent ) Ph Test Range: 0.01-14.00Ph Resolution: 0.01Ph Accuracy: 0.05Ph Temperature Compensation: Automatic Temperature Compensation (Atc) Working Environment: 0 To 60.0Celsius (32.0-140Fahrenheit); Rh 100Percentbr>Factor: 0.4 To 1.0 Temperature Range: 0.1-60.0Celsius 32.0-140Fahrenheit Temperature Accuracy: 0.5Celsius Temperature Resolution: 0.1