A sensitive electrode measures pH values from 3.5 to 8, soil moisture from 0 to 100%. Requires no chemical, distilled water, or outside electric power source. Numerous readings can be easily taken over large area.
Specifications
pH Accuracy: ±0.2
Soil Moisture Accuracy: ±10%
Lenth: 6-1/2"
Includes: leather-like case with belt loop, conditioning film, and full instructions included.