Frustration ends when a dead battery interrupts an important morning or costly replacements become unnecessary. This ...

Missing an alarm clock on your nightstand? Give yourself a practical morning boost with this Mirrored Digital Alarm Clock With Dual USB Ports. This mirrored LED screen alarm clock displays the ...

The main power comes from a 9V power source ... Since the RTC has an auxiliary coin cell battery for power, the alarm clock can keep accurate time even when not plugged in. A piezo buzzer is ...

The Harmony 2 is an E INK Alarm clock, and the main selling point is a larger battery, so you won’t have to charge it as much; there are five new clock faces and a front-lit display so that you ...