Brookstone sells self-setting alarm clocks, self-setting alarm clocks with radios, and LCD display alarm clocks with larger numbers. They also sell innovative alarm clocks such as the Tocky Rolling Alarm Clock.

digital alarm clocks have copper but analog clocks depend on who made it

Plastic alarm clocks are made of plastic.

Alarm clocks are useful to keep people on track. Uses for alarm clocks or timers - waking up people, used for cooking.

There are many different companies that manufacture vibrating alarm clocks. Companies such as Sonic Boom and Shake-N-Wake specialize in vibrating alarm clocks and can be purchased on Amazon.