Product Description: PH meter, TDS&EC meter is a professional instrument with multi-function, can be used to testing water ph?ph value is acid and base in numerical terms, and the unit is ph? and TDS (the weight of total dissolved solid of water,unit is mg/L or ppm). Conductivity (the ability of conduction current expressed in digit, unit is us/cm ) and the temperature.
Functionality: PH meter and TDS meter has automatic temperature compensation function and auto Shut-off Function?Instrument will automatically shut off to save battery pwoer without pressing any key within 9 minutes.?[amazon extends estimated shipping time because the Special cases outbreak recently, but the actual delivery time range is 10-13 day, we will not change it].
wide application: suitable for several indoor and outdoor areas. Which can effectively ensure the quality and health of water. They are suitable for multiple occasions, such as drinking water, aquariums, hydroponics, spas, swimming pools and other water systems.
Hold Function: TDS&EC Instrument will lock the measure result when you press the "HOLD" button. Also it will be automatic locked without pressing any key within 5 minutes. After locked, press the "SHIFT" button to convert to the result of different mode.
Package Includes: This set includes 1 pH meter, 1 TDS EC temperature tester, 2Product box, 6 pH calibration powder and 6 batteries.