Bluelab BLU2210 pH Pen - Product Demo

The Bluelab pH pen gives you control over the pH levels and temperature of your plants, helping you achieve successful grows. Learn more about the pen here: http://www.1000bulbs.com/product/9191... and the cleaning solutions here: https://www.1000bulbs.com/category/bl... Like us on Facebook:   / 1000bulbs   Follow us on Twitter:   / 1000bulbs   @1000bulbs For more products visit us at www.1000bulbs.com!