BlueLab pH Pen pH Up The great thing is

The great thing is

Experience the joy of watching your plants thrive and yield flowers of exceptional quality and value

You track it yourself

Outside Dimensions: 49

It runs an 1

BlueLab pH Pen pH Up The great thing isBluelab pH Pen Tester Meter The Bluelab pH Pen is the latest innovation for hand held pH meters and is the ultimate handy solution for measuring pH. Hydroponic growing lets you give the best care possible to your plants. The quality of care is in your control. The Bluelab pH Pen provides a compact, quick and handy way to manage the success of your crops to ensure maximum uptake of nutrients. Teamed with our Bluelab EC Pen or Bluelab ppm Pen, you have