5-in-1 Water Quality Monitor Tester EZ-9909 TDS/EC/PH/Salinity/Temperature Meter Test Pen Multi-functional

Description

Tip: After each use, be sure to clean the electrode. The accuracy is relatively accurate within 150ppt, and the deviation above 160ppt is relatively large. This product has a five-in-one function, which can measure ph, tds, ec, salinometer and temperature; it can measure salinity (sea salt/freshwater salt). Light salt: light water with a salt content less than 0.5g/L (measurement range: 0.00-25.00% accuracy: 0.01-5.00% 5.10-25.00%).