A small wall clock that makes a big impression. With a large high-contrast display, the clock can be easily seen from across a room. Hang this clock on a wall or stand it on a desktop for convenient time date day and indoor temperature information from 14.1 to 139.8 degree Fahrenheit -9.9 to 59.9 degrees Celsius. Atomic clocks work accurately, synchronizing with the NIST out of Fort Collins CO. This contemporary wall clock automatically updates to daylight-saving time and features US time zone selection for Eastern, Central, Mountain and Pacific time.