Description: Portable needle type moisture meter, suitable for furniture, cardboard boxes, medicinal materials, building materials, wood, etc. LCD backlit screen display is clear and easy to read. Double probe protection design to prevent rust and stabbing others. Sharp probe, just insert the test object directly for moisture test. Multi-function button design, convenient and easy to operate. Specification: Material: Electronic Component Measuring Range: 4%-90% Ambient Temperature: 50C Power Supply Voltage: 3V Accuracy: 2% wood type1 Operating Temperature: 0-40C Working Humidity: 20%-90% Automatic Power-off Time: about 10 minutes Probe Length: 9.8mm Battery: 2pcs 1.5v AAA batteries (Not Included) Size Chart: Size: 155x48x32mm/6.10x1.88x1.25inch Package Includes: 1 Piece Moisture Meter 1 Piece Manual : Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.