A LED flashing briefly once every 5 seconds to imitate the indicator of a real alarm is the function of this dummy alarm project with the use of a 7555 timer IC. To prolong battery life, the circuit ...

Here is another geeky clock for today, this one is bound to get you out of bed in the morning, the LED Bird Alarm Clock. The LED Bird Alarm Clock will wake you up to the sound of birds singing, and ...

This circuit simulates an alarm to discourage thieves and it is originally designed to be used on bicycles but can be used for cars too. It blinks a LED on and off thus simulating a real alarm circuit ...

Your bedside table is valuable real estate, and the best alarm clocks with wireless charging make the most use of it. They’ll use Qi technology to charge your phone without wires and they’ll get you ...

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. If, for you, the phrase, “It takes an earthquake to wake ...

If you’ve been wanting to spend less time on your phone, a new alarm clock could help. Setting an alarm at night and waking via your phone first thing in the morning can lead to getting stuck in a ...