Grain Moisture Tester Handheld Moisture Content 8 to 32 Depending on Grain Calibration Grain Temperature 32 to 104 F Temp Differential 36 F Display LCD Number of Grain Calibrations in Memory 3 Cycle Time 10 Sec. Ambient Temp Range 41 to 113 F Ambient Humidity Range 0 to 95 Sample Size 250 Grams Depending on Grain Touch Pad Interface Power Source 9 VDC Includes Instructions