Bluelab Replacement pH Probe Insect Monitoring 20″ BLDC Snap-Fan: Solar Fan

20″ BLDC Snap-Fan: Solar Fan with intake guard

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Bluelab Replacement pH Probe Insect Monitoring 20″ BLDC Snap-Fan: Solar FanProduct Features Benefits The Blue lab pH Probe is a replacement pH probe suitable for use with Blue lab products that test the pH value of a solution. Unfortunately pH Probes do not last forever as they age through normal use and will eventually fail. With good care and use (keeping the probe tip wet and cleaning once a month) you will extend its life. The Blue lab pH Probe has a Double Junction Reference which provides a longer life than many other