[S.F]-Digital TDS Meter and PH Meter,Water Quality Tester with Auto Calibration Button,TDS PH EC Temperature 4 In 1 Set,perfect for Household Drinking Water,Hydroponic,Aquariums,Etc

High precision: pH resolution is 0.01ph, accuracy ± 0.01ph. TDS Rangs meter 0 ~ 9999PPM, conductivity 0 ~ 9999 US / cm, accuracy ± 2%. Easy to use: pH meter has automatic calibration function, which means you don't need to suffer from complicated calibration process anymore. TDS meter is equipped with a backlit LCD display for easier reading, not the backlight color turns red that alerts you when the water is potable, and automatically turns off after 2 minutes of non-use. Elegant design: the TDS meter PH meter, and it is convenient to carry, hand-held design and makes it easy to carry. The case protects the sharps testers. Wide applications: perfect for water filters, food (vegetables, fruits) and beverage quality monitoring, pH and TDS test applications, such as aquariums, swimming pools, drinking water, etc. Color: yellow, white Material: plastic, metal 1. Shows the TDS/PH value instantly after being immersed into liquid. 2. Hold Function: Freeze the measurement to view it out of the water. 3. Equipped with backlit LCD for easy reading.(TDS meter only) 4. Includes a protective carrying case with belt clip, easy to carry. 5. Application: Pure water production and drinking, tap water, well water, sea water, fish tank water, swimming pool water etc. PH Meter Specifications Measuring Range: 0 to 14.0 pH Resolution: 0.01 pH Accuracy: +/-0.01 pH Use Environment: 0 to 60℃(32 to 140℉ ) Battery: 3 * 1.5V LR button cell Product Size: 6.10 in * 1.19 in * 0.59 in TDS Meter Specifications Measuring Range: TDS: 0 to 9999 ppm (parts per million) Conductivity: 0 to 9990 μs/cm Degrees Celsius: 0.1 to 80.0 degree Fahrenheit: 32.0 to 176.0 Fahrenheit Accuracy: +/-2% F.S Size: 6.06in * 1.18in * 0.59in Package Contents: 1 * PH Meter 1 * TDS Meter 3 * Buffer Powders Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.