Electronic pH tester, TDS, pH, EC, temperature, 4-in-1 kit for swimming pool, aquarium, reverse osmosis system, laboratory

Easy to use: Press the Hold button to lock the measurement and the meter will automatically turn off after a few minutes of inactivity. The pH meter features a self-calibration function for quick and easy readings. Accurate and reliable: The pH resolution is 0.01 pH and the accuracy is ±0.01 pH. The pH meter measures from 0 to 9999 ppm and conductivity from 0 to 9999 µS/cm with an accuracy of ±2%. The TDS measurement range is 0 to 9999 ppm. Automatic temperature compensation: The ATC automatically compensates for temperature variations. Simply turn the device on and immerse it in the liquid to read the display. Versatile: Suitable for home or laboratory use. Ideal for testing the pH balance of drinking water, swimming pools, aquariums, reverse osmosis systems, spas, or hydroponic systems. Portable: Its portable design and compact size make it easy to carry.