- The 3-in-1 TDS water tester enables precise measurement of Total Dissolved Solids (TDS), Electrical Conductivity (EC), and water temperature, ensuring you have reliable data on your water quality. - Its pen-style design is compact and lightweight, making it easy to carry in your bag or pocket. Take it with you wherever you go for convenient water testing. - The device features a lock function that holds readings for easy viewing and recording. It also automatically powers off after 10 minutes of inactivity to conserve battery life. - Monitor the purity of your water, assess the effectiveness of your water filter, and check for hardness levels. With this tester, you can ensure your drinking water is always clean and safe. - Ideal for various applications: - Home use for checking tap water quality. - Outdoor activities like camping or hiking to test water sources. - Aquariums and hydroponics for maintaining optimal water conditions. - Made from durable materials, this tester is designed for long-lasting performance, making it a reliable tool for anyone concerned about water quality.