Temperature and moisture sensor (8059)

Air temperature and moisture sensor. 

The sensor helps monitor the indoor climate.
Temperature measurement range: -10 °C to +70 °C.
Temperature measurement accuracy: ±1 °C.
Humidity measurement accuracy: ±10% RH.
When humidity is between 40% and 70%, a smiley face is displayed.
If the humidity is below 40% or above 70%, a unhappy smiley face is displayed.
Dimensions: 43 x 43 x 13 mm.
Powered by a CR2032 battery.