Feature: 1. It has a wide measuring range of 5% to 40% moisture content, which can meet the needs of daily work 2. The measurement accuracy is high and the error is small, the response speed is fast. You can get a lot of measurement results and improve your work efficiency 3. With reading lock function, the measured value can be locked after testing, easy for reading and recording 4. LCD display, clear imaging, with symbol and unit display function, allowing you to quickly understand the measurement results and read more conveniently 5. Made of high quality ABS material, light and wear resistant, suitable for measuring the moisture content of wood, bamboo, paper, Chinese herbal medicines and other wood fiber items Specification: Item Type: Moisture MeterMaterial: ABSProduct Model: MD-4GPower Supply: 1 x 9V 6F22 battery(battery not included) Measuring Range: 5%~40% Resolution: 1% Operating temperature and humidity: 0°C~40°C (32°F~104°F) 0~70%Rh Scope of application: measuring the moisture content of wood, bamboo, paper, Chinese herbal medicines and other wood fiber items. Package List: 1 x Moisture Meter(battery not included)1 x Manual1 x Storage Bag