Professional 10-in-1 TDS Water Tester for Drinking Water,Mart Digital Quality with AI ADC Chip,Advanced Precision Sensing ATC Compensation,Advanced Multi-Parameter Analysis

【10-in-1 Water Testing】This multi-parameter water quality tester combines TDS, pH, EC, ORP, salinity, specific gravity, dissolved hydrogen H2, resistivity, fertility index and temperature measurements in one handheld device, giving you a convenient way to check multiple water parameters without switching between several separate meters 【Wide Measurement Range】Designed for versatile water testing, this digital water tester measures TDS from 0–200,000 ppm, pH from 0.01–14.00, EC from 0–200,000 μS/cm, ORP up to ±1999 mV, salinity from 0–20%, H2 from 0–2400 ppb, specific gravity from 1.000–1.222, resistivity from 50 Ω–20 MΩ, temperature from 32.0–140.0°F, plus a 0–3 fertility index 【Calibration Support】Includes four calibration powders for routine setup and verification: pH 4.01, pH 6.86, pH 9.18 and ORP 256 mV reference powder. The included reference solutions help users calibrate or verify key measurements as needed, making this pH meter and ORP meter more practical for repeated water testing and ongoing maintenance 【Clear Digital Display】The bright backlit LCD makes readings easy to view while the simple three-button control layout keeps everyday operation straightforward. Quickly switch between supported measurement modes, hold readings and review results on one compact water quality meter designed for convenient home, hobby and professional-style monitoring 【For Multiple Water Uses】A versatile choice for drinking water checks, RO and filtered water, hydroponics nutrient solutions, aquariums, fish tanks, pools, spas, aquaculture and other liquid-testing applications. This handheld pH TDS EC meter gives users broader water-quality information for different environments while remaining compact enough for routine testing and storage