Features: Ensure the quality of home water with 4-in-1 Water Quality Tester. Accurately measure pH level, EC (electricalconductivity), TDS (total dissolved solids), and temperature. Perfect for home use and professional applications. Experience quick and accurate water testing with 4-in-1 Water Quality Tester. Suitable for various applications including aquariums, pools, spas, and hydroponics. Stay inform about the water conditions to maintain better health and cleanliness. 4-in-1 Water Quality Tester is a must-have tool for water enthusiasts and professionals. Easily calibrate the meter and get instants readings of pH, EC, TDS, and temperature. Take control of water quality and ensure safe and reliable results. Whether you're testing the water for gardening, drinking, or laboratory purposes, this 4-in-1 Water Quality Tester is your reliable assistant. Monitors the pH level, electricalconductivity, total dissolved solids, and temperature to ensure water safety and purities. Specifications: Material: plastic Size: approx 17.8x2.6cm/7x1inch Package Includes: 1xPh Meter note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item.