1The electrode is composed of a PH glass electrode and a silver chloride silver reference electrode, and is a measuring component of the PH meter for measuring the pH value of the aqueous solution. 2The electrode plug should be kept clean and dry. 3The external reference solution of the electrode is 3NKCL solution. 4Avoid cross-contamination between solutions during measurement to avoid affecting measurement accuracy. 5The electrode should avoid long-term immersion in acidic fluoride solution.Features: 1. The electrode is composed of a PH glass electrode and a silver chloride silver reference electrode, and is a measuring component of the PH meter for measuring the pH value of the aqueous solution. 2. The electrode plug should be kept clean and dry. 3. The external reference solution of the electrode is 3NKCL solution. 4. Avoid cross-contamination between solutions during measurement to avoid affecting measurement accuracy. 5. The electrode should avoid long-term immersion in acidic fluoride solution. Specification: Module Power : 5.00V Module Size : 43 * 32mm Measuring Range :0 - 14PH Measuring Temperature: 0 - 80 C Accuracy : 0.1pH (25 C) Response Time : 1min pH Sensor with BNC Connector pH2.0 Interface ( 3 foot patch ) Gain Adjustment Potentiometer Power Indicator LED Package List: 1 * PH Sensor Module 1 * PH Probe