Type: Wood Moisture MeterDisplay: 1 3/4" LCD characters displayMeasurement Principle: Electrical resistanceMoisture Range: 0~99.9% for WoodResolution: 0.1%Accuracy: ¡À0.5%Electrode Length: 10mm (0.4¡±)Electrode Pins: IntegratedAuto Power OFF: After approx.15 minutesPower Supply: One 9V battery( included )Meter Housing: ABS plasticsOperating Temperature: 0 to 40 ?C (32 to 104?F)