Sharp

Sharp Digital Alarm Clock - Red LED Display

4.2 (7753 reviews)

A no-fuss digital alarm clock with ascending alarm, dual alarm settings, large red LED display, and battery backup.

$11.99*$12.99Save 7%
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Sharp Digital Alarm Clock is designed around a single principle: simplicity that works every time. The large red LED display provides clear, at-a-glance time reading from across the bedroom — no squinting or reaching for glasses needed. The easy-set controls avoid the frustration of cycling through menus or navigating confusing button combinations; setting your time and alarm is a quick, intuitive process that even children and seniors can manage without a manual.

The ascending alarm is a thoughtful feature that starts quietly and gradually increases in volume, easing you out of sleep rather than jolting you awake. Dual alarm capability lets you maintain two independent wake-up schedules — set one for workday mornings and another for weekends, or let two people in the same household use different times without daily reprogramming. The plug-in power source keeps the clock running reliably without draining batteries, while the battery backup (2 AA, sold separately) ensures your alarm settings survive power outages so you are never caught off guard by a middle-of-the-night blackout.

Key Features

NEVER OVERSLEEP AGAIN — ASCENDING LOUD ALARM - Alarm begins gently and increases in volume to reliably wake heavy sleepers without sudden shock. Designed for consistent, confident wake-ups every morning.

LARGE EASY-TO-READ RED LED DISPLAY - Clear bright numbers are visible across the room day or night. Perfect bedside clock for adults, seniors, kids, dorm rooms, and anyone who wants instant time visibility without glasses.

EASY-SET DESIGN — NO CONFUSING MENUS - Simple controls make setting the time and alarm fast and frustration-free. Ideal for seniors, children, or anyone tired of complicated modern clocks.

DUAL ALARMS FOR WEEKDAY & WEEKEND ROUTINES - Set two separate alarms without resetting daily schedules. Great for couples, workdays vs weekends, or different wake-up times.

RELIABLE WITH BATTERY BACKUP PROTECTION - Plug-in powered for dependable performance with battery backup to maintain settings during power outages so your alarm is always ready when you need it. (Requires 2x AA batteries, sold separately)

Specifications

Brand
Sharp
Display Type
Red LED
Display Style
Digital
Color
Black case with Red LED
Dimensions
5.5"W x 2.1"H
Shape
Rectangular
Power Source
Plug-in with battery backup (2x AA, sold separately)
Special Features
Ascending Alarm, Dual Alarms
Material
Plastic
Indoor/Outdoor
Indoor

Pros & Cons

👍 Pros

  • Ascending alarm wakes you gradually instead of with a jarring sudden sound
  • Dual alarm settings eliminate the need to reprogram each night for different schedules
  • Large red LED numbers are readable from across the room without glasses
  • Simple button controls make setting the time and alarm quick with no menus to navigate
  • Battery backup preserves your settings during power outages so the alarm still works

👎 Cons

  • No display dimmer mentioned, so the red LED may be too bright for light-sensitive sleepers
  • Requires 2 AA batteries for the backup feature, which are not included
  • Limited to a single alarm sound with no tone or radio options
  • Basic feature set with no USB charging port, Bluetooth, or smart home connectivity

Frequently Asked Questions

The alarm starts at a low volume and gradually increases in loudness, giving you a gentler wake-up that builds to a volume loud enough to wake heavy sleepers.
Yes, the clock features dual alarm settings, so you can program two separate wake-up times — useful for different weekday and weekend schedules or for two people sharing a nightstand.
The clock is primarily plug-in powered for reliable daily use. It also accepts 2 AA batteries (sold separately) as backup to maintain your time and alarm settings during power outages.
The product description does not specify a dimmer function. The red LED display is designed to be clearly readable across a room in both daylight and darkness.
The clock measures 5.5 inches wide by 2.1 inches high, making it a compact bedside unit that does not take up much nightstand space.