Features: Non-destructive induction moisture meter Mode selection function: Drywall / Masonry / Softwood / Hardwood Digital and Analog dual display Double alarm function HOLD / MAX / MIN function Environmental temperature and humidity measurement VA reverse color screen display Selectable °C/°F temperature unit Low battery indicator Automatic shutdown with disable function Large screen display Specifications: Measurement range: softwood and hardwood: 0~100% Humidity measurement of gypsum wall and masonry wall is a relative value Maximum measured thickness: 4/3 inch (20mm) Temperature measurement: ±2.0°C / 3°F (0~45°C / 32~113°F); ±2.5°C / 4°F (-10~0°C / 45~60°C / 14~32°F, 113~140°F) Moisture Measurement: ±5.0%RH (20%~95%) Automatic shutdown: 10 minutes Indicator: VA reverse color screen Power source: 3 x 1.5V AAA battery Operational current: about 20mA Working Environment: 0~50°C; 0~70%RH Storage Environment: -10~60°C; 5~75%RH Size: 165 x 63 x 32mm Weight: Approx. 164gms (excluding battery) Set Includes: 1 x Non-destructive moisture meter 3 x 1.5V AAA battery 1 x Mini Screwdriver 1 x Cloth bag English Instruction Manual Standard Factory Packaging