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Can help return plants to peak performance for bountiful
seaweed and rock powders
as it gives users both the strength of a dry concentrate and the ease of a liquid
The meter can be recalibrated with digital calibration using the push buttons
Bluelab Original Truncheon® Nutrient Meter Dehumidifier Can help return plants toBluelab Original Truncheon Nutrient Meter With its super tough, high quality, fully waterproof design, no calibration required, daylight readable blue LEDs and no on off buttons to worry about, the Bluelab Truncheon Nutrient Meter has proven itself as the world's favorite nutrient meter. It is powered by three standard AA batteries. EC (023. 6), CF (236) and ppm scales (TDS and 700 scale). Fully waterproof design. No calibration required. Auto sense
