Large LCD screen and a singlebutton mode switch enable fast, straightforward operation, with a simple user experience designed for reliability. Waterproof design provides durability in humid environments, ensuring consistent performance in wet settings. Realtime multiparameter testing helps optimize aquatic ecosystems in home aquariums, commercial fish farms, hydroponic gardens, and research labs. Compact construction houses advanced detection technology, delivering a portable, versatile solution for comprehensive water analysis across applications. 5 in 1 Water Tester with precision sensors for salinity and temperature measurements ensures accurate readings. Practical applications: Home aquarium maintenance: monitor salinity and temperature to maintain stable conditions for fish and corals. Commercial fish farms: realtime monitoring helps maintain target water quality and reduce stock stress. Hydroponic gardens: track salinity and temperature in nutrient solutions to protect plant health and yield. Research laboratories: perform reliable, quick checks of water parameters during experiments.