Beurer HM 22 Hygrometer (HM22)

Device type: thermohygrometer  
Weather forecast.  
Display: monochrome  
Connection to computer: None  
Mounting options: On horizontal surface, wall mountable  
Power supply: 2 x AAA  
Indoor temperature transmitters
Indoor temperature: -10 to +50°C  
Indoor humidity: 20%-95%  
Indoor air pressure: None