Feature 1Perfect Fit: Designed for use in pH testers, flat electrodes help you easily obtain pH values. BNC connector, replacement electrode for PH meter. 2Real Time Reading: The PH electrode detector is accurate and reliable, and can provide real time readings. 3Easy Connection: PH electrode can be directly connected to PH meter, controller or PH equipment with BNC input. 4High Accuracy: The PH electrode probe has high accuracy and sensitivity, with quick response and less interference. 5Multiple Usages: The PH electrode probe is compact and portable, suitable for aquariums, pools, laboratories and other occasion.Item Type:PHElectrodeProbeMaterial: ABSWeight: Approx. 90g/3.2ozSize: Approx. 13.3x1.7cm / 5.2x0.7in .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x PHElectrodeProbeNoteManual measurement, please allow some errors.