Hanna Direct Soil EC Tester - HI98331 Geophysical & Survey The SmartCalSM feature uses the

The SmartCalSM feature uses the dock as a communication link between appropriate calibration devices and the GilAir Plus

Narrow applications

which speaks to its' reliability

Multi-language capability: English

and ventilation lines as well as NDT and plumbing applications

Hanna Direct Soil EC Tester - HI98331 Geophysical & Survey The SmartCalSM feature uses theThe Soil Test Direct Soil EC Tester HI98331 is a rugged and reliable pocket sized tester that offers quick and accurate readings. The Soil Test Direct Soil EC Tester HI98331 features a stainless steel penetration probe for direct measurement of conductivity in soils. With a compact size, single button operation, and automatic calibration, Soil Test is an excellent choice for taking direct conductivity measurements in soil.