PH Meter for Water Hydroponics, Protable LCD Digital Pen Aquarium Pool Wine Tester Tool

[Easy reading of the value] The large LCD screen with excellent waterproof performance of the Ph tester allows you to easily read the displayed value. [Sensitive] Advanced Korean electrode. The sensitive sensor is in direct contact with the measured solution, which is fast and accurate. [Automatic identification] The PH test pen can achieve 2-point automatic calibration, automatically identify the standard solution, and complete the calibration in 5 seconds. [Automatic temperature calibration] Don't worry about the influence of temperature changes on the pH value, the pH value will automatically adjust the temperature. [Easy to use] The laboratory pH meter only needs to remove the protective cap, immerse the electrode of the pH meter in the solution, and press the button to be measured.