Digital PH Meter 7 In 1 PH/ORP/EC/TEMP/SALT/SG/TDS Water Quality Tester High Precision Water Purity Tester for Drinking Water Parts List: 1x Water Quality Tester 3x HP Debugging 1x ORP Debugging 1x Instruction Highlight description: [7 In 1] Water quality tester has the function of testing PH/ ORP/ EC/ TEMP/ SALT/ S.G/ TDS, 7 in 1 water tester will help you test water quality accurately. 7 different measurement needs can be fulfilled, absolutely a helpful for your life. [Double Salinity Meter] This product can detect the salinity of fresh water and seawater. Measuring range of food salinity: 0.00-25.00% (your food will never be salty), and measuring range of seawater salinity: 10.1-200.0 ppt. [High Precision] The high precision algorithm chip and electrodes of our digital water PH tester ensure accurate and fast response. When the measured value is stable, just press the HOLD/TEMP key to lock the measured value. [Automatic Temperature Compensation] Temperature will affect the measuring data, our water purity tester with automatic temperature compensation can ensure you get the accurate data, so you can test with confidence in any environment. [Wide Application] Digital water tester can test drinking water quality to protect the health of children, the elderly, and pregnant women. And it is also widely used in hydroponics, swimming pools, spas, aquariums, etc. Specification: Product Name: Water Quality Tester Material: ABS+ electronic components Size: 18.5 x 3.7 x 2.4cm Application: Used in seawater test and water quality test. Battery performance/capacity: 3 x 1.5v (LR44) button cell 100MAH (not included) 1: ph value 0-14 2: TDS value 0-200,000 ppm 3: EC value 0-200,000 s/cm 4: Salinity salinity 0-20% 5: ORP negative potential 1999MV 6: H2 hydrogen-rich 0-2400PPb 7: s.g The specific gravity of seawater is 1.000-1.222. 8: Temperature 0-60 Waterproof grade: IP67 Note: There may be slight deviations in color and size from the actual product, please understand. _x000D_