Shenzhen Hong Tong Yuan Technology Ltd. [China]

1) Mini digital pen type PH meter 2) Easy operation, 3) We passed ISO9001:2000 and have CE Certificate

 NEW Mini digital accuracy PH meter 

1) No need to adjust normally, 2) Easy operation, 3) Reliable and stable, 4) Easy to carryIt is a new pH meter,which is easy ,portable  and convenience to use!

You just need to insert it into the tested solution,it will display the pH level for you!

could be used both in Lab and Home!

Mini digital pen type PH meter