Feature:Digital large size LCD displayRange: 5% to 40%Resolution:1%High resolution and response quicklyDate holdSymbol and unit display can read the value convenienceLow battery symbolPower: one 9V 6F22 battery (not included because air post prohibition)Dimension: 130×64×32mmWeigh: approx.116gOperation temperature: 0 °C to 40 °C (32 F to 104 F) 0 to 70%RHNOTES:1. The pins are very sharp and don't let children play.2. Don't point pins at humans or animal to avoid the injury others when using it.3. The instrument is high resistance and well insulator. Keep it dry and clean so as toinsure the accuracy of measure when store and using it.4. As the battery power is not sufficient. LCD will display " ", and replacement of one newbattery type 9V is required.5. Removed the battery if don't use it for a long time.6. It has a large impact on wood moisture in some conditions, such as Special wood,different temperature, the wood growing up in deferent place. The simple moisture meter isjust based on one kind of wood, and it has not the correction function on Special wood,different temperature, the wood growing up in deferent place. So the different meter willhave the different measuring value.Package:1 x MD814 meter;1 x blue bag;1 x manual;2 x spare pin