Atomic clocks use the frequency of an atomic oscillator to measure the passage of time, and are the most accurate clocks in existence. This atomic clock showcases the time, the date, the day of the week, and the temperature.
Barometers can be simply functional or highly decorative. This stained wooden barometer features attractive details as well as a built in thermometer for more accurate weather assessment. Decorative wooden barometers are ideal for indoor display.