Overall rating:80% Write a Review
I am giving the product only 4 stars as the pen is defective and needs to be returned. Other than that issue, I am happy with the pen and does that it is intended to do - purify the water. It is convenient and easy to use.1/9/2013 7:28 AMWas this review helpful? Yes / No (0/0)
Leverage our buying power. We serve GOV/EDU/MIL, employers, facilities & inventors.
Engage in our innovative medical & health care, sales, education & marketing programs.