5in1 Professional Water Quality Tester Salinity Meter Analyzer Aquarium Monitor
The accuracy within 150ppt is relatively accurate, and the deviation above 160ppt is large. Accuracy: ±2% of reading. Accuracy: 0.01-5.00% (±0.1%) 5.10-25.00% (±1%). Accuracy: ±0.05pH. Power consumption 2.9 mA, power consumption is 0.