Features:
Multi-purpose! Embedded Installation Type! LCD Digital Display! Widely used in  home, office, car, schools, hotels, laboratories, kindergartens, aquaculture, instrument workshop, libraries, schools, factories and places equipped with air condition, etc.
Temperature:  Celsius/Fahrenheit  
Digital hygrometer and temperature reading
Light weight PVC plastic

Specifications:
Measuring humidity range :10%~99%RH
Measuring humidity accuracy: ± 5%
Humidity display resolution: 1%RH
Measuring temperature range :0°c to 50°c
Measurement temperature accuracy: ± 1°c
Temperature display resolution: 0.1°c
Install panel hole size: D42mm
Operating Voltage: 1.5V, one button cell size LR44 (included)
Color: Black