Silent Non TickingThe sweep second hand does not make any annoying noise, completely tick-tock sound free and perfect for working and sleeping environments.Light FunctionOne light bulb is built into the clock, and you can press the button on it to activate for night viewing.Perfect Home DecorMatte sphere metal case adds incomparable decoration and practicability to your home.Exquisite color and concise design fits any decoration style.Perfect decor for Desk/Bedroom/Bookshelf.Easy To SetSimple On/Off switch starts the alarm setting. Turn knobs to set the clock time and alarm time. Press button to activate the backlight in the darkness.Battery OperatedPowered by 1 “AA” Battery (not included ).The wireless design let it can be placed wherever you need.