Features: Use water quality monitoring with the Water Quality Tester, your comprehensive solution for accurate and reliable readings of salinitys, specific gravities, and temperature. Designed for ease of use, this water tester features a high resolution display, automatic temperature compensation, and waterproof construction, making it portable tool for any water quality analysis. For homeowners, aquariums enthusiasts, and hydroponics gardeners who demand the best in water quality testing to ensure the health and safety of their environment. Multipurpose across multiple setting, is perfect for drinking water assessments, swimming pool maintenance, aquaculture management, and laboratory research, providing critical data at your fingertips. Take the guesswork out of water quality with theadvanced sensors and user friendly interfaces, ensuring that whether you testing tap water or managing marine aquariums, you have the accurate information you need for optimals water conditions. Specifications: Component: ABS Color: As Picture Show Size: 4.2x18.3cm/1.65x7.20inch Package Includes: 1pc Water Quality Tester note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.