Bluelab pH Pen Telos LED Advanced Nutrients Tarantula Liquid contains

Advanced Nutrients Tarantula Liquid contains 6 super-strains of beneficial microbe which have been painstakingly and bred to create the best possible environment for the roots of your plants

The Bluelab EC Pen should be calibrated before use and we also recommend that the unit is recalibrated every 10 measurements or so in order to maintain its accuracy

less radiant heat and spectral optimisation for crops: LEDs do all three

delivering all of the nutrients that are essential to plant growth

its applications are only limited by your imagination

Bluelab pH Pen Telos LED Advanced Nutrients Tarantula Liquid containsThe Bluelab pH Pen is a great little hand held device for measuring the acidity alkalinity of your nutrient solution. Bluelab products are trusted by growers across the globe for their accuracy and reliability the handy new pH Pen is no exception! With temperature compensation, it provides highly accurate readings, as well as displaying the temperature of your nutrient solution onscreen