BALDR FBA_B0323H Square Thermometer and Hygrometer, Blue Easy-to-read display - this humidity gauge Thermometer has bright front panel with a clear LCD display which is easy to read even from a far distance Accurate & authentic temperature monitoring - temperature range: 14 ~122f-10c~50c.And accuracy about +/-1.0 C It features rapid detection cycle of second to detect the humidity and temperature in a room quickly Indoor humidity monitoring - Relative humidity range 10%rh~99%rh. Which is perfect used in green house guitar room or larder. Max and min temperature/humidity recorded and display Versatile & perfect device - this small Hygro-Thermometer can be table standing or wall hanging with one AA battery powered Temperature range: 14 ~122 -10C~50C. Humidity range: 10%RH~99%RH. With Max &amp; Min records. On a table or desk by pulling out the table stand brackets from behind the device,like kitchen table, office desk, and shelf. On a wall by using the hanging hole.