Description : <br>PH Electrode Probe BNC Connector for Aquarium PH Control Meter Sensor<br>BNC Connector suitable for most pH meter and controller.Suitable for wide range of application : Aquariums， Hydroponics， Laboratory etc.<br>This pH electrode has a single cylinder that allows direct connection to the input terminal of a pH meter， controller， or any pH device which has a BNC input terminal.The pH electrode probe is accurate and reliable that can gives almost instantaneous readings， helping you to check the quality of your water time and time again.<br>Specification : <br>Terminal Blocks : BNC plugMeasurement range : 0.00 - 14.00 PHZero-point : 7 &amp;plusmn; 0.25 PHAlkali Error : 0.2PH (25\u2103)Theoretical Percentage Slope : &amp;ge;98.5%Internal Resistance : &amp;le;250M&amp;Omega; (25\u2103)Response Time : &amp;le;2S (25\u2103)Operating Temperature : 0 - 60&amp;ordm;CCable length : Approx. 80cm<br>Package includes : <br>1 x PH Electrode Probe BNC Connector1 x InjectorComes with the filling solution for you : )<br>Details pictures :  <br>            (Inside is 3.3 mol\/KCL powder， add 10 ml of pure water in shake， after the powder dissolves， can be used as electrode filling liquid or soaking liquid)