The Akarui Bedside bell alarm by Seiko features a brightly colored case sure to wake you up. The quiet sweep second hand moves continuously, eliminating annoying ticking sounds and allowing worry-free use in all quiet spaces. LumiBrite tipped hands for easy read in the dark. When fully charged, LumiBrite glows in the dark hours longer than conventional luminous. Powered by 1 C battery (included). Overall dimensions: 3.39 X 4.29 X 2.52 inches. All of this along with the most accurate quartz crystal movement Seiko has to offer an analog clock.