WOOD MOISTURE METER
MD7820 
Double color pocket size meter, 
autocorrect environmental temperature, 
and could select 4 species of the wood test.
Moisture measuring Range: 
2%~40%，2%~50%, 
2%~60%，2%~70%
Resolution: 0.5%
Temperature measuring Range:
-10~60°C(14~140°F)
Accuracy: ±2°C(±4°F)
Resolution: 1°C(2°F)
Date hold function.
Low power symbol automatic indication.
Battery: 4x1.5V AA battery
Dimensions: 
174L×73W×38Hmm (for main unit) 
180Lx43Wx25Hmm (for measurement probe)