Alarm Clock

Alarm clocks are devices that are used to wake people up at a specific time. They are part of the supply class of Time Measuring Instruments in the supply group of Instruments And Laboratory Equipment. Alarm clocks typically have a clock face with hour and minute hands, as well as a digital display that shows the time. They also have an alarm function that can be set to go off at a specific time, usually accompanied by a sound or vibration to wake the user. Some alarm clocks also have additional features such as snooze buttons, radio capabilities, or even projection displays.