All-New 4 in 1 Digital TDS Meter - Water Tester for Drinking Water Digital, Accurate TDS/EC/Temp (°F/°C) Tester for RO/DI System, Aquariums, Tap Water & Hydroponics (0-9990ppm)

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About This 【Trusted Accuracy】Say Goodbye to Unstable Readings – Our water tester features an advanced smart chip and durable titanium alloy probe for precise, consistent measuremen ts. Perfect for tap water, filtered water, pool water, well water, and natural water sources—get reliable analysis every time. 【4-in-1 Water Tester】One-Button Switching Between TDS, EC & Dual-Scale Temp (°F/°C) – Instantly Check Tap Water, Pools, or Outdoor Sources with Fast Readings & Hold Function for Reliable Results. 【Dual Backlit LCD Screen】Premium Water Hardness Tester with High-Visibility Display – Outperforms Standard Digital Testers with Nighttime Readability & Instant Safety Feedback: 🔴Red (40+ ppm) = Unsafe | 🟢Green ( Show more