Features Direct readout for 40 different grain scales Backlit display for nighttime use Built-in calibration button for displaying the average of saved test results Multi-language display - English, Spanish, French, German, Italian, Portuguese and Swedish Higher-frequency, capacitive circuit improves accuracy Specifications Moisture range: 5% to 40% depending on grain tested Temperature range: 32° to 113°F (0° to 45°C) Repeatability & Accuracy: ± 0.5% in normal moisture range for stored grain Display Resolution: 0.1% moisture Two 9V batteries required