Accurate pH 8
The Accurate pH 8 is a professional pH and Moisture Meter with 12� Probe. This meter can measure pH and moisture at depths up to 12 inches. No batteries are required. This meter comes with a cleaning pad and six month limited warranty.

Accurate pH 7
The Accurate pH 7„¢ utilizes the electronic ground field effect of the earth on two dissimilar metals. No batteries are required. This meter comes with a cleaning pad and 6 months limited warranty.