1. Comprehensive 4-in-1 Water Testing: This water tester combines a salinity meter, TDS meter, EC meter and temperature functions. It offers complete water quality measurement, ensuring a healthy environment for aquariums and other applications, meeting all your diverse testing needs. 2. Easy Operation and Quick Switching: Simply remove the digital PH tester's protective cap, immerse the electrode, and press the button to measure. -button switching feature allows you to effortlessly manage your water quality, ensuring your drinking water is safe and healthy. 3. Portable and Versatile Application: Compact enough to fit in your pocket or bag, this TDS/EC/SALT/TEMP meter is ideal for outdoor use. It's perfect for water quality experts, adventurers, and campers, suitable for pools, labs, aquariums, and more, enhancing your healthy lifestyle., Manufacturer: Akfldms