Parameters and Accuracy: Resolution: 0.1%; Accuracy: 0.5%; Electrode Pin Length: 10mm/0.4inch Product Description: Memory contains 4 wood groups with calibrations for approximately 50 wood species Product Features: The humidity tester is strong and durable, suitable for various special occasions. It also has a large LCD display of wood moisture value Functions: This wood moisture meter has the function of auto power off, saves battery power and Built-in battery check and low battery icon display Tips: Please check our product size carefully and read the product size descriptions before purchasing to avoid a possible unpleasant buying experience Features: The memory contains 4 wood groups with calibrations for approximately 50 wood species. Strong and durable, suitable for a variety of special occasions. Auto power off saves battery power. Large LCD display of wood moisture value. Built-in battery check and low battery icon display. Specifications: Screen: LCD Resolution: 0.1% Accuracy: 0.5% Electrode Pin Length: 10mm/0.4in Electrode Pins: Built-in Auto power off: after about 15 minutes Power supply: 1 x 9V 6F22 battery (battery NOT included) Instrument cases: ABS plastic Temperature operating: 0 to 40 (32 to 104) Operating humidity: 85% relative humidity maximum Length: approx. 14.5cm/5.71inch Width: Approx. 6.5cm/2.56inch Package Included:1 x Wood Moisture Meter (Battery Not Included)