The Royce Digital Cigar Hygrometer with Thermometer is a great addition to any accessory collection and a must have for your humidor. Maintaining the proper levels of humidity are crucial to keeping your cigars fresh with the best flavor. It features a switch for Celcius/Farenheit temperature readout, Max/Min button with memory and a very nice magnetic mount system for easy on/off removal. It also has a foldout foot to stand by itself. When you require the best and want ease and convenience, go with a digital hygrometer.