5 in 1 Water Quality Meter This is a multifunctional water quality meter that can measure pH, TDS, EC, salinity and temperature. /p> [Multi-function tester] High performance, pen-type design, stable and fast numerical values and accurate calculation results. With automatic temperature compensation function. Lightweight and easy to use Lightweight and portable design, convenient for indoor and outdoor use. The screen is large and clear and the displayed values are easy to read. Stable and reliable Made of high quality materials, high efficiency, high precision, long service life and energy saving. 'money. Multifunctional TestThe portable TDS meter can be taken with you to measure water quality, such as tap water, aquarium water and swimming pool water . Suitable for gardens, homes, laboratories, farms, aquariums, etc. Size: 18.3*3.7*2.3cm Note: The data are all measured manually , Please allow 1-3cm error due to differences in light and display, there may be color differences, please refer to the actual item received.