3-in-1 Digital Water Quality Tester - pH/EC/Temperature Meter with Replaceable BNC Electrode Probe for Hydroponics, Aquariums & Pool Maintenance

Features:1.Widely used to test the pH / Temperature / EC (electric conductivity) of water.2.With relay output power socket, you can control the pH value according to your requirements.3.You can replace the fuse easily and fast with external replacement. Detachable and replaceable pH electrode.4.Test the EC with both us/cm and ms/cm units at will.5.Easy calibration of pH/EC with just a mini-screwdriver and automatic temperature compensation.6.Clear LCD with backlight, 3 results displayed simultaneously. Easy to use and provide instant display of results.7.Test temperature in ℃ / ℉(switchable units) and can online monitor and control pH for a long time.8.Apply in water sources, soil-free growing, aquarium, hydroponics, laboratory, spas, environment water, swimming pools, water purification systems, etc.