Digital Grain Moisture Meter Model : GA-271 Range : 3.5 to 40% Accuracy :±0.2% Display : Three Seven Segment FND Principle : Resistance Measurement Power : Six 9v Dry Cells or 230 Volts 50 Hz AC through Adaptor Temperature : Automatic Size : 300x170x260 mm. approx. Weight : 9.5 Kg approx. without accessories.