Characteristic 4 pins, higher accuracy Measure wood moisture content Large LCD display Data hold function for easy reading after measurement Easy to carry with wrist strap and carrying bag Technology features Test range: 5%~40% Resolution: 1% Description Measuring method: 1.Take out probe cover; Press power button to turn on the meter. 2. Insert the pins into tested object about 5mm. LCD will show the moisture content. 3. Press H button to hold the data. 4. After measuring, press power button to turn off the meter, cover the probe cover. Instrument maintenance: 1. The meter is with high resistance and safe insulation. Keep it dry and clean to insure accuracy. 2. Replace the battery when low battery symbol appears; Take out battery for long time use. Power supply: one 9V 6F22 battery Product size: 129x63x32mm Product weight: about 76g (without battery) Standard accessories: meter (NO battery), battery, carrying bag, manual