KALWNIA 2025 New 4-in-1 TDS Meter Digital Water Tester – 0-9990 ppm, EC, Temp (°C/°F), ATC, Backlit LCD for Drinking Water, Aquariums, Hydroponics, Pools, Portable with Case

["4-in-1 Water Quality Tester – Accurately measures TDS levels (0-9990 ppm), EC (Electrical Conductivity), and Temperature (°C/°F) with ±2% high accuracy. Ideal for testing drinking water purity, aquarium water quality, hydroponic nutrient solutions, pool/spa maintenance, and RO filter systems","Auto Temperature Compensation (ATC) – Advanced water testing meter feature that eliminates temperature-related errors, ensuring precise water quality analysis for both cold and hot water sources (e.g., aquarium water testing, hydroponic systems monitoring)","One-Touch Operation & Backlit Display – This digital TDS meter delivers instant readings in 3 seconds with a single button press. The bright LCD screen with backlight enables clear water testing in low-light conditions – perfect for fish tank maintenance, camping water testing, or well water inspection","Industrial-Grade Titanium Probe – Features a high-precision TDS sensor made of durable titanium alloy for fast water quality detection and long-term corrosion resistance. Outperforms plastic probes in home water testing, laboratory analysis, and commercial applications","Portable Water Testing Kit – Compact TDS water tester comes with a protective carrying case (includes batteries). The auto power-off function extends battery life, making it excellent for travel, outdoor adventures, and field water testing"]