Hanna Mini pH Controller harvest-solutions it is equipped with an

it  is equipped with an alarm LED that illuminates if the soil is too dry or nutritive substances such as potassium or nitrogen are lacking

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Makes 128 gallons of solution

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Hanna Mini pH Controller harvest-solutions it is equipped with anThe Mini pH controller has been designed for easy, affordable installation in tight spaces, ideal for simple and effective process control. The unit is provided with high impedance pH input and can be used with any pH electrode with standard BNC connector. Measurements are clearly displayed on the LCD, while the status LED indicates operating mode. The controller also features a dosing relay. Acid dosing causes the relay to activate when the