Features Wide Measurement Range: Wide measurement range of the wood moisture meter from 4% to 80% RH and high accuracy of 0.5%. Reliable Performance: The wood moisture meter provide 10 grades of wood material density for various wood measurement. Widely be Used: The wood moisture meter is suitable for measuring water content of bamboo or wood products, cotton, paper, herbal medicines, etc. Multifunctional: The wood moisture meter supports upper limit setting and overrunning indication. Digital LCD Screen: For clear humidity display. This item is a precision instrument, which adopts HF electromagnetic waves to measure the water content without damaging the object under test. Its density grade can be set according different material to increase its measurement accuracy. Specification: Model: MD918 Moisture Measurement Range: 4%~80% RH Accuracy: 0.5% Power Supply: 3*1.5V AAA Alkaline Batteries (NOT included) Color: Blue Size (L*W): 13*6.8cm / 5.12*2.68in Weight: Approx. 170g/6.0oz   Package list: 1 * Moisture Meter 1 * Hand Bag   Note: 1. Due to the difference between monitors and light effect, the pictures may not reflect  the actual color of the item. 2. Please allow slight error due to manual measurement. Thanks for your understanding. 3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.  Package List