The Timex Set & Forget Wall Clock is bold and easy-to-read, making it the perfect office clock, classroom clock, or wall clock for any room of the house.The clock is maintenance free, featuring a 5-year battery life and Set & Forget technology.Set & Forget is patented technology that uses a built-in internal calendar to automatically spring the time forward and fall back for Daylight Saving Time (DST).Clock features bold numeral indicators at every hour, a minute track and second hand, topped off with a glass lens.Powered by 3 AA alkaline batteries (not included).Measures 36cm in diameter and 5.1cm deep.One-year limited warranty.