10-in-1 Multi-Parameter Water Quality Tester (Model JQ-006)

• Measures TDS (0-200,000 ppm), Temperature (0.1-60°C), Dissolved Hydrogen (0-2400 ppb), pH (0.01-14.00), ORP (±1999 mV), Specific Gravity (1.000-1.222), EC (0-200,000 μS/cm), Salinity (0-20%), Resistivity (50 Ω - 20 MΩ). • Includes a 'Fertility' reading (0-3) for hydroponics, indicating nutrient solution levels. • Ideal for hydroponics, aquariums, and testing drinking water purity. • Verifies hydrogen concentrations in hydrogen-rich water generators. • Brand new condition, suitable for professional and hobbyist use. • Powered by 3x LR44 batteries (included). • Comes with a protective case for storage and transport.