Innolife 4" Quiet Non-ticking Silent Quartz Analog Retro Vintage Bedside Twin Bell Alarm Clock With Loud Alarm and Nightlight (Colorful Cubes) Material: High Quality Stainless metal Silent, no ticking to ensure a good sleeping or working environment Night light (built-in lamp) is perfect at night Super loud alarm sound for heavy sleepers Measures 4-inch diameter and requires 1 AA battery (NOT included)