Bullet Points:1 Smart 5-in-1 Water Quality Test:The pH tester has 5 functions, profeionally measures pH, TDS, EC, TEMP and ASLT values, suitable for home drinking water, hydroponics, laboratory, aquarium, etc., can help you measure water quality, Protect your health. 2 Can be Connected to Mobile APP:Our water quality testing instrument can be connected to mobile APP, the real-time data transmiion is accurate, and the measurement value is clear at a glance, allowing you to easily save, manage and share test data without worrying about data lo. 3 Quick Detection:The water PH meter adopts a high-sensitivity gla probe, which can quickly detect the data of water and provide you with instant results, with automatic temperature compensation function, which can automatically adjust the temperature according to the temperature. 4 Simple to Use:Just dip the pH meter electrode into the solution to be measured, and the reading is quickly displayed on the large LCD display. Equipped with calibration powders (Asian Standards:pH 4.00, pH 6.86, pH 9.18, EU Standards:pH 4.00, pH 7.00, pH 10.01), you can easily calibrate to ensure the accuracy of your measurements. 5 Easy to carry:The Ph test is small in size and light in weight, so it can be put in your pocket to measure water quality anytime, anywhere, and there are holes on the back that can be hung up for easy portability. Description:Name:Water Quality Tester One-tap switch among pH, EC, and Temp Fully customizable parameter settings Notifies you of any values exceeding your preset range Green Backlit LCD Design guarantees that you can read the measuring results in any condition. One-button lock reading function helps lock reading even if the tester is taken out of the sample High-precision pH testing function can accurately measure the acidity and basicity of water The high-accuracy algorithm chip and electrode of our digital water quality tester ensure an accurate and fast response Specification:Product size:18.5*3.7*3.7cm Product weight:98g Packing size:22*8*5cm Product gro weight:174g Package List:Detection pen*1 Manual*1 Correction powder*5 Paymentmethods: You may make the payment via any of the methods above and plettle within 3 days once your order is placed.