3 IN 1 Multifunctional Measuring: pH meter has a three-in-one function, which can measure PH, TDS and temperature with high precision. You just need to remove the protective cover and immerse the pH meter electrode in the solution.<br> Backlit LCD Design: Don't worry about seeing the displayed value when there is insufficient light. Our ph tester digital is equipped with a high-quality titanium alloy probe and glass electrode that can achieve fast and convenient testing. Put the probe into the liquid to be tested, wait for 1 second and read.<br> High Accuracy: Supplied with calibration powders pH 4.00, pH 6.86, pH 9.18. Press the automatic calibration button, the water pH meter will automatically recognize the calibration, easy and convenient. The detailed manual included will show you how to get the best accurate and stable reading.<br> Waterproof and Dustproof: IPX67 high-level waterproof and dustproof can protect our testing instruments well. Liquid temperature may affect reading levels, but our digital pH water quality tester can accurately measure the pH value of the sample in the temperature range of 0C-60C / 32-140, and PH tester can automatically identify the calibration solutions to read the digital in a snap.<br> material: plastic<br> Color as shown<br> Package Contents:<br> 1 X Water Quality Monitor Tester<br> 3 X Buffer Powder<br> Only the above package content, other products are not included.<br> Note: Light reflection 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.<br>Note: <br>1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. <br>2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you!<br>About Shipping: <br>1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly.<br>2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.<br>3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 894 hours, wish you a happy shopping!