4 in 1 Ph TDS Meter Temperature Aquarium Water Tester Pool

Here's a more concise and well-written version of the text: **4-in-1 TDS Meter: Accurate, Reliable Water Quality Tester** This digital water tester provides accurate and reliable TDS, EC, and temperature (°C/°F) readings (0-990ppm) for drinking water and RO/DI systems. It features a high-precision chip and titanium alloy probe for stable measurements. The upgraded 4-in-1 functionality includes an intelligent backlit display that automatically locks readings. The screen changes color (red above 40ppm, green below) for easy interpretation. It's ideal for testing drinking water purity, RO/DI system performance, hydroponic solutions, pools, spas, and general water quality. The meter automatically shuts off after 2 minutes to save power. We offer professional customer service support via chat and email, ensuring a simple, fast, accurate wate