YOWEXA Pen-Type pH Meter Water Quality Tester with pH & Temperature Dual Display, High Accuracy, Waterproof for Aquariums & Pools

---------------------------------------------------------------------- [Expert Tips]: This device features a 3-point calibration function, and a detailed calibration video tutorial is available on the product details page. The Japanese instruction manual also includes calibration procedures to support the calibration process. To allow you to use your familiar calibration solution more conveniently, calibration solution is not included. Please use commercially available general-purpose calibration solutions (pH 4.00/6.86/9.18). Calibration can be easily completed by following the instruction manual or product video. Performing calibration before use will result in highly accurate data! To extend the lifespan, it is recommended to store the probe with the tip facing downwards or sideways, rather than upside down. Do not immerse any part other than the probe in water during measurement. After use, wash immediately and wipe dry. Start using a high-quality measuring tool! 【pH + Temperature】: A professional pH meter and thermometer in one! High-sensitivity probe provides high-precision measurement over a wide range of 0-14. Measures temperature from 0-60℃. Both pH meter and digital water thermometer functions can be simultaneously. 【Convenient Design】: Waterproof pen-type design for easy portability. An alarm function activates when the pH level is over-ranged. This pH meter features a numerical lock function and an automatic power-off function. [Easy Detection]: Dual-color backlight provides clear display even in dark places! Easy measurement with one-touch operation! Japanese instruction manual included, a reliable partner for your measurement tasks! This pen-type tester is a versatile measuring instrument that combines the functions of a pH meter and a water thermometer. It offers high-precision measurements in the range of pH: 0-14 and temperature: 0-60°C, making it suitable for a wide range of applications, from aquarium and pool water quality testing to well water testing. Equipped with a high-sensitivity probe and automatic temperature compensation, it provides accurate measurements. The bright dual-color backlit LCD display is designed for easy reading even in dark places. The automatic power-off function conserves battery power, and the ability to switch between °C and °F makes it convenient for various situations. It's also ideal as a plant cultivation and pool water quality testing kit. It can also be as a salinity meter, and can be as a water thermometer or salinity meter for aquariums. Key features include simultaneous pH and temperature measurement, making it suitable for industrial production, laboratory measurements, agricultural water measurement, and aquaculture water quality testing. The waterproof body design allows for safe use in humid environments such as aquariums and hot springs.