Bluelab is an experienced manufacturer of measuring equipment, specializing in the production of high quality pH and EC meters. In the Growtent store assortment you will find a wide selection of this company's products. Among them are pocket-sized electronic pH and EC meters to measure the acidity and electrolytic conductivity of the substrate in plant crops. We also offer monitors for continuous measurement of pH, EC and temperature of crop watering solutions. The bluelab monitor installed in the hydroponic crops tank will ensure optimum properties of the nutrient solution. In addition to complete measuring devices, we also have replaceable electrodes for them. Bluelab electrodes must be stored in direct contact with KCl fluid.