Apexshell (TM) Trendy Lovely Undersea World Fish Clock Face Minimalist Art Classic Small Round Slient Non-Ticking Travel Table Bedside Alarm Clock for Bedroom for Kids Classic Alarm Clock for office & bedroom, perfect as a special present. Silent, no ticking to ensure a good sleep and best working environment. high quality, long service life. Measures 4.8-inch diameter and requires 1 AA battery (NOT included)