This device will allow you to keep your cigars in the best conditions. Its use is double. On the LED screen will first display the humidity level of your cellar. The numbers are very accurate, like those that display the temperature of your humidor on the same screen. Below the screen, a button indicates, if you press it, the maximum and minimum recorded humidity. Another allows you to choose between degrees Celsius and degrees Fahrenheit. This versatile hygrometer, which works with a battery, is fixed on the wall of your cellar thanks to a removable magnetic plate.