Grain Moisture Tester Handheld Moisture Content 5 to 45 Depending on Grain Calibration Grain Temperature 32 to 122 F Temp Differential 36 F Display LCD Number of Grain Calibrations in Memory 20 Cycle Time 16 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 V Battery Includes Carrying Case and Instructions