The 4 inch Marui Alarm Clock features a colorful fun case to add style to any bedside table A beep alarm to wake the heaviest of sleepers along with snooze feature and light LumiBrite tipped hands for easy read in the dark The quiet sweep second hand continuously glides around the clock, eliminating annoying ticking sounds; perfect for any space requiring absolute quiet Powered by 1 AA battery (included); backed by a 1 year manufacturer's warranty