Soft blue light illuminates time date day and temperature displays at the touch of a button. Five-minute snooze alarm provides extra convenience. Folds for easy packing. Controls located on the front of the clock for easy setting. Sleek and stylish case. Time Format: Military; Standard; Power Source(s): Requres one AAA battery (included); Movement Type: Quartz; Overall Diameter: 2 1/4in.