General description The 5-in-1 Electronic pH Meter Tester is a versatile device designed to measure pH, TDS, EC, salinity, and temperature, ensuring high accuracy for various water quality assessments. It is suitable for a wide range of applications, including drinking water, aquariums, swimming pools, and hydroponics. Technical specifications Measurement capabilities: pH, TDS, EC, salinity, temperature Probe material: High-quality titanium alloy Display: Backlit LCD screen with 4-digit values Waterproof rating: IP67 Automatic temperature compensation (ATC) Auto-off function after 5 minutes of inactivity Usage Long press the HOLD/TEMP button to lock the measured value for easy viewing. Ideal for testing water quality in various environments such as swimming pools, aquariums, spas, and laboratories.