As convenient as it might be to use your phone as an alarm clock, standalone alarm clocks come with all kinds of features that can make waking up — or even going to sleep — a little less painful.

“The system that serves as the brain of the alarm clock is in the base, and the LCD screen and speaker are built into the upper part, with one dial on the top, and a second on the side ...

For the most part, you can do everything on the device ... Best for heavy sleepers With its puck-shaped shaker, the Sonic Bomb Extra-Loud Alarm Clock uses a powerful vibration to help ensure ...