Item Type: Wood Moisture Meter Outer Case: ABS Plastic Measuring Range: 0 to 99.9% Resolution: 0.1% Measurement Accuracy: Within Less Than 0.5% Battery Type: 9V 6F22 Battery (Shipped Without Battery) Operating Temperature: 0 to 40C (32 to 104F) Probe Length:Approx. 10mm / 0.4in Product Size:Approx. 145 x 67 x 32mm / 5.7 x 2.6 x 1.3in Weight: Approx. 125g / 4.4oz1Multi Purpose: Wood moisture meter is mainly suitable for humidity measurement of wood, building materials, medicinal materials, paper, cartons and other materials. 2High Accuracy: Moisture tester measures wood moisture in the range of 0 to 99.9% with an accuracy of within less than 0.5% through a sensitive electrode needle. 34 Modes: You can switch different modes according to 4 wood groups, including about 50 kinds of wood, which makes the measurement more accurate. 4Small Portable: Moisture meter is compact in structure, light in weight, easy to carry, and simple to operate. 5Ease of Use: Moisture meter is easy to use, turn on the power, plug in the material you need to measure, and quickly measure. 1 xWoodMoistureMeter 1 xUser Manual