Multi Functional Water Quality Testing: It can measure PH value, ORP value and monitor free chlorine content, applicable to different water quality environments.
High Accuracy Measurement: This water quality test pen is highly accurate and provides reliable analysis of water quality status.
Swimming Pool Water Quality Monitoring: It can be used for swimming pool water quality testing to ensure the safety and cleanliness of swimming pool water.
Essential for Mariculture: Can test salinity, suitable for mariculture industry, help to maintain the ecological balance of seawater.
Easy to Carry and Use: Portable design, easy to operate, convenient for users to use in different scenarios.
7 in 1 Water Quality Tester Pen Digital FAC PH ORP TEMP Salinity TDS EC Meter for Hydroponics Water Wine Spas Aquariums