1413 μS/cm Calibration Solution 50mL Conductivity Standard Calibration Solution Kit 4-Pack for EC TDS Meter Hydroponics Conductivity Tester hidden Convenient for approximately 2 hours
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Description
1413 μS cm Calibration Solution 50mL Conductivity Standard Calibration Solution Kit 4 Pack for EC TDS Meter Hydroponics Conductivity Tester hidden Convenient for approximately 2 hours Convenient for approximately 2 hours of use The BDL220S comes with a 2 AA batteries plus a protective storage case and is covered by a 2 year warranty