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