Bluelab Probe Care Kit Conductivity - Small Stones 5/3mm Super Flex: Soft 5mm

5/3mm Super Flex: Soft 5mm OD x 3mm ID micro feeder tube

so the profile that went into storage is the one that returns

Compact Aluminum Body: 4 in tall x 2

(4) 24-Hour Scheduled Cycle Timers

Bluelab Probe Care Kit Conductivity - Small Stones 5/3mm Super Flex: Soft 5mmThe instrument is only as accurate as the probe is clean! Probe cleaning is one of the most important parts of owning and operating any Bluelab meter, monitor or controller. If the probe is contaminated (dirty), it affects the accuracy of the reading displayed. Accurate readings simplify crop management and provide improved growth. Kit Contents Probe care instructions 2x 20ml single use Bluelab 2. 77 EC Conductivity Standard Solution Plastic cup