| Brand | Bluelab |
|---|---|
| Type | Probe |
| Power Source | Battery |
| Color | Blue |
| Features | Digital Display, Outdoor Use, Waterproof |
Check the listing for details. Bluelab pH Pen + Bluelab Conductivity EC Pen – Tested & Working. Color: Blue, Condition: Used. Listed at 87.50 USD. Used, sold as pictured.
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