Hi,

I am a seller that sell the 0.00-14.00 PH measuring range digital PH meter.

Now, for improving our product quality and our service, we are looking for some one who has interested to test our product and give the honest review to us, for exchange, we will provide a 99% off PH meter to you( means that you need to pay 0.07$ to get the product) .

It would be appreciate if you can send your message to me, my E-mail address is KETOTEK_sales01@163.com

Sincerely yours

Arash