Main material: plasticMeasurement Range:Wood: 6~42%Material: 0.2~2.0%Temperature: 0~40 C or 32~99 CResolution:Wood: 1%Material: 0.1%Temperaure: 1 C/2 CAccuracy:Wood: reading Less than 30%: +/-2%; reading greater than or equal to 30%: +/-4%Material: reading Less than1.4%: +/-0.1%; reading: greater than or equal to 1.4% +/-0.2%General Characteristics:Power Supply: 4 LR44 button cells (no included)Easy to operate, quick response, all operation can be realized by pushing one button.High accuracy & resolution;Auto power off;2 pin Probes.Back LightDate HoldLow Battery IndicationPackage List:1 x Moisture Meter1 x ManualNote: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!