Bluelab PPM Pen Royal Gold The Ona agents are released

The Ona agents are released in a controlled manner so that every drop of this excellent product is fully optimized

Switchable from 2

And the powerful chelation assures that every nutrient is more available to your plants precious roots than ever before

Note: Item #713020 is supplied without shrink wrap

This Can-Fan® variable voltage speed controller is for all 120 volt

Bluelab PPM Pen Royal Gold The Ona agents are releasedMeasures conductivity and temperature. Selectable units for conductivity and temperature. Backlit LCD display with low battery warning. Successful calibration indicator and calibration is optional. Fully waterproof. Auto off function and hold reading function. Automatic temperature compensation. Units: EC, 500ppm, 700ppm, C, F. Range: 0. 0 10. 0 EC, 0 5000ppm (500ppm), 0 7000ppm (700ppm) and 0 50C 32 122F. Resolution: 0. 1 EC, 10ppm (500ppm), 10ppm