This is a Vintage Thriftshop Find.A Westclox 1950's "Big Ben" Moonbeam Aquablue Alarmclock.First advertised for the "hard of hearing" because when the alarm sounded ,a beam of light is emitted at the ceiling ,so giving it the name. Today, it's a retro vintage novelty that is an interesting shape to put anywhere you need a clock, whether you use the alarm or not.Can be plugged in or batterypowered.Alarm has snooze ,bell,blinkinglight,or both capabilities. Soft backlit with on/off switch. Dimensions are: 7"x5"x2 1/2"