Bluelab - pH Pen

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Bluelab pH PenThe Bluelab pH Pen is a handheld meter that measures pH and temperature in nutrient solutions and water, giving growers fast, accurate readings to keep feed within ta rget range. It is built for everyday use across hydroponic, soil and substrate growing.Use it at the reservoir when mixing and pH-adjusting nutrients, or for quick spot checks throughout a facility. The compact, fully waterproof design makes it easy to carry and clean between readings.Available Options Measurement range: pH 0.0 to 14.0 Temperature range: 0 to 50 C (32 to 122 F) Replaceable double-junction pH probe Includes pH 4.0 and pH 7.0 calibration and KCl storage sachets Battery included Key Features Measures pH and temperature Fully waterproof IP67 housing that floats Guided 2-point calibration with on-screen prompts Automatic temperature compensation Backlit display with hold function and low-battery indicator Ideal Applications Hydroponic reservoir monitoring Soil and substrate spot checks Mixing and adjusting nutrient solutions Show more