(Best Harvest) The Best Harvest Moisture Tester accurately measures the moisture content within crops and other materials, including corn, wheat, oats, hay, silage, herbs, rice, cotton and wood chips. Includes fixed temperature evaporation drying unit, specimen container, digital scale and measuring bowl. Measures a range of 0-80% moisture content within 0.1% accuracy. Uses 110 volt power or two AA batteries. One year warranty.