For PH electrode probe BNC: The PH electrode has a cylinder that can be directly connected to the PH meter, controller, or input terminal of any PH device with BNC input terminal.The PH electrode detector is accurate and , providing instantaneous readings.BNC connectors are suitable for most PH and controllers.Suitable for all kinds of applications: aquariums, pools, laboratories, etc.Features:Ph0-14 value detection sensor moduleHeating voltage: 5 0.2V (AC direct current)Operating current: 5-10mADetectable concentration range: PH0-14Test temperature range: 0-80 CResponse time: 5SSettlement time: 60S power: 0.5WOperating temperature: -10-50 C (Rated temperature: 20C)Humidity: 95% RH (rated humidity: 65% RH)Output: Analog voltage signal outputWith 4 mounting holesMaterial: Plastic + Metalcolour: As shownPackage Contents:1 x Liquid PH0-14 Value Detect Test Sensor Module1 x PH Electrode Probe Hydroponic Sensor BNC InterfaceOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.