PH Meter Replacement Electrode Probe TDS Ec Meter Salinity

PH Meter Replacement Electrode Probe PH Water Tester Spare Part Probe Acidometer for Aquarium PH Meter Probe for PH818 3 in 1 and 5 in 1 1. Test the pH level and temperature of solution/water with data hold function. 2. Pocket size, lightweight and portable with switchable backlight & large LCD display for clear reading. 3. Replaceable pH sensor probe - The electrode probe can be replaced with insert type design for convenient and fast replacement. 4. ATC function (automatic temperature compensation), automatic calibration and IP65 fully waterproof design. 5. Apply in water sources, soil-free growing, aquarium, hydroponics, laboratory, spas, swimming pools and other water systems. Package Contents: 1 * Tester Pen Probe