Bluelab Leap pH Probe Reliably measure the pH level across a wide range of media Suitable for use with all Bluelab meters , monitors & controllers that use a BNC connection
Bluelab pH Replacement Probe Bluelab Replacement PH Probe 2Meter cable, all probes only have a certain amount of life span it is very important to look after it, most probes will last anything from 12 months to 18 months depending on how much you use...