Multifunctional: Thermometer and humidity meter are digital. The clock measures the temperature and humidity automatically and precisely. The digital desk clock has 12 and 24 hour digital display system. Wake up alarm and digital calendar will keep you organized. One-Screen Display: Once you make the adjustments correctly, you can see all functions - temperature, humidity percentage, clock and calendar - on one screen. They are all displayed digitally. Multiple Usage Areas: The digital clock can be a nice addition to your office as a desk clock. You can stay organized with the clock and digital calendar. You can use the clock on your nightstand as an alarm for mornings. Besides, you can use the alarm clock, humidity and temperature functions in the kitchen. Especially the alarm clock can be used as a kitchen timer. Accessories: Table holder is useful for using the digital alarm clock on desks, night stands and kitchen counters. The digital clock also has a wall hanger. There is a C/F changer on the back side of the clock. You can change the degrees as Celsius or Fahrenheit. Technical Specs: Temperature range: -50 ° C ~ + 70 ° C (-58 ° F ~ + 158 ° F). Temperature accuracy: ± ° C (1.8 ° F). Humidity range: 10%~99% RH. Power supply: 1 * AAA battery (Not included)