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Plastic bags w/ holes
Easy-to-use digital display humidity readings
Metal Stand and Blades
a mini spatula
2000 Kelvin color temperature
Bluelab Replacement pH Probe Light Sensor Plastic bags w/ holesThe Bluelab pH Probe is a replacement pH probe suitable for use with Bluelab 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 Bluelab pH Probe has a Double Junction Reference which provides a longer life than many other pH probes and is a gel