4" Vintage Retro Bedside Loud Twin Bell Numeral Desk Table Analog Quartz Movement Alarm Clock with Backlight - Black Frame With Colourful Clock face Vintage stylish look with black frame and colorful clockface Measures 6.5" X 4.5", perfect size for your nightstand/desk/table, doesn't take much space. Features a backlight for you to see time at night Loud twin bell alarm function make sure you get up in the morning! Requires 1 AA battery (not included); recommend using carbon-zinc battery