Atomic digital wall clock with inside temperature display; split LCD display, and also displays month/date/day. Sliver finish. 9.5"H x 8"W x 1.25"D. Using the same technology NASA employs to tell time, Atomix clocks wirelessly synchronize with the National Institute of Standards and Technology's atomic clock in Boulder, Colorado. In addition to daily confirming the time, these clocks automatically adjust for Daylight Saving Time and run up to two years on a single AA battery. No wires, no worries, and no more excuses for being late.