Substrate analysis and nutrient concentration.
Features & Benefits :
Automatic temperature compensation
CE and RoHS approved
Measurement Range: 0 to 20 EC (electricalconductivity) units (uS)Dimensions:6.2 x 1.5 x 1.3 in. (157 x 38 x 33mm)Weight: 4 oz. (113g)Power Source: 1 9V battery (included)
Hard carrying case