Bluelab Multimedia pH Meter with LeapTM pH Probe The perfect, portable way to accurately measure and monitor pH levels in a wide range of media. We have combined the Bluelab Multimedia pH Meter and Bluelab LeapTM pH Probe to take fast accurate measurements in nutrient solution, soil, coco coir, rockwool, potting mix and many other media types. Calibration is simple with one push button on the meter and fresh Bluelab Calibration Solutions. Successful calibration indicator is displayed on screen for 30 days to indicate when re-calibration is required. The Bluelab LeapTM pH Probe is suitable for use with all Bluelab products that use a BNC connection. Team with the Bluelab Solutions and the convenient Bluelab Carry Case (item #716440). 2 metre 6.6 foot standard cable included.️️