Best Atomic Alarm Clock 2021 - Top 10 Picks

This is the ultimate buyer's guide to finding the right atomic alarm clock to suit your needs. We review the 10 bestatomic alarm clock on the market so you know that your next decision will be a smart one!

When you're trying to select the good atomic alarm clock, there are a lot of factors to consider. This page has everything you need to know in one place.

This guide will help you avoid the pitfalls that come with researching atomic alarm clock.

You don't have to try out every atomic alarm clock to find one that meets your needs. After extensive research and hours of in-person tests, we've found the best atomic alarm clock to be La Crosse Technology 617-1485B Atomic Color Alarm Clock with USB Charging Port. There are a lot of sub-par products out there, but this product is one of the highest quality you'll find. Next best option is DreamSky Auto Time Set Alarm Clock with 0-100% Dimmable Birghtness Dimmer, USB Charging Port, Date, Auto DST, Temperature, Snooze, 4 Time Zones Digital Clocks for Adult Kids Bedroom.

Choosing the atomic alarm clock can be a daunting task, especially if you're doing it for the first time. Here's what we recommend based on our extensive research. We've compiled a list of the highest rated atomic alarm clock. The following products are some of the best you can get right now.

List of Top 10 Atomic Alarm Clock

Review of Best Atomic Alarm Clock

1. La Crosse Technology 617-1485B Atomic Color Alarm Clock with USB Charging Port

  • Atomic self-setting time and date with automatic Daylight saving time reset
  • USB charging port for mobile devices (charge cable not included)
  • Indoor temperature & humidity with trend arrows
  • Adjustable backlight settings
  • Moon phase icons

2. DreamSky Auto Time Set Alarm Clock with 0-100% Dimmable Birghtness Dimmer, USB Charging Port, Date, Auto DST, Temperature, Snooze, 4 Time Zones Digital Clocks for Adult Kids Bedroom

  • Auto setting alarm clock with full range dimmer: 4.3 Inches large LCD screen displays eye easy catch blue digit, time and content are easy to read at a glance. 0%-100% adjustable dimmer enable you to set the brightness of display to a comfortable level at will.
  • Advance autoset time: The clock will sets itself to the correct time once plug in, hassle free to set time. Cell button battery included as backup battery, which will store the time, date and alarm setting during main power outage, however it will not support the time display nor trigger the alarm.
  • Self setting clock with auto DST and selectable time zone: Automatically adjusts to Daylight Savings Time while set the DST on. Four USA time zone selectable per your location (EST/ CST/ MST/ PST).
  • Ascending soft beeping alarm with snooze: Ascending alarm sound wake you up naturally. Additional snooze to counter oversleeping, simply press the snooze button once and go back to sleep. 8 minutes later the alarm will ring again.
  • Plug in clock with USB ports: one USB port connect the DC adapter (included) power on the clock. Let the other port charging your smart device like cellphone, tablet and mp3 players etc. Convenient and organized.

3. DreamSky Auto Set Digital Alarm Clock Backup Battery, 6.6 Inch Large Screen with Time/Date/Temperature Display, Full Range Brightness Dimmer, Auto DST Setting, USB Charging Ports, Snooze,12/24Hr

  • Large Display with Full Range Dimmer: 6.6“ Large LCD screen with nice eye care number display. Time, date and temperature display. Almost full range brightness settable (6 levels + auto dim ), you can easily change to have the view bright or dim it to extremely low.
  • Advance autoset time : The alarm clock will set itself to right time, date and temperature immediately once plugged in. The long lasting button cell backup battery (installed ) will holds all settings and ensure the time always be accurate in case of main power interrupted. What you need to do is set your time zone and wake up time. Simple as that. Even miss the right time, you are still able to set it manually.
  • Auto DST and selectable time zone : Automatically adjusts to Daylight Savings Time while set the DST on .Seven USA time zone (EST/ CST/ MST/ PST/AST/HAT/AKT) and one newfoundland time zone NST selectable for your location.
  • Ascending beeping alarm with snooze: Ascending alarm sound wake you up naturally . Additional snooze to counter oversleeping, simply press the snooze button once and go back to sleep. 8 minutes later the alarm will ring again .
  • Plug in clock with USB charging port: Powered by USB port by plug in outlet. Extra USB charging port for charging cellphone and other electronic device. 3*AA batteries( not included) as backup, which will store the setting and keep the time works in case of main power outage.

4. Sonic Bomb Dual Extra Loud Alarm Clock with Bed Shaker, Black | Sonic Alert Vibrating Alarm Clock Heavy Sleepers, Battery Backup | Wake with a Shake

  • Power Source Type: Electric Powered
  • 113db extra-loud alarm with adjustable tone & volume control
  • Packaged with our newest most powerful 12 volt bed shaker
  • 5-level dimmer & test function to ensure your clock is setup properly
  • Dual Alarm and equipped with 12/24 hour time capability

5. Sharp Atomic Desktop Clock with Color Display - Atomic Accuracy - Easy to Read Screen with Calendar & Day of Week Time/Date Display - Auto Set Digital Dual Alarm Clock - Perfect for Nightstand or Desk

  • Color Atomic Alarm Clock - Accurate to the Second! The Atomic Clock has a built in receiver that automatically synchronizes itself with the WWVB radio broadcast by the US Government’s National Institute of Standards and Technology (NIST) in Fort Collins, Colorado. The Atomic Clock will always be accurate to within on second as it receives daily WWVB updates.
  • Color Calendar and Day of Week Display - Always know what day of the week it is with a quick glance. The clock displays the calendar and the day of the week. Using the Snooze/Dimmer switch on top of the display, you can easily adjust the display brightness to your liking.
  • EASY TO SET DUAL ALARM - Set alarm for two people, or set one alarm for weekdays and the other for weekend!. Snooze/Dimmer Switch is simple to use and on top of the display.
  • BATTERY BACK-UP - There is a "No Worry" battery back-up option (requires 2 x AAA battery, sold separately), that will allow the alarm to go off, even if the power goes out. The battery back-up stores the time and alarm settings if the power is interrupted. During battery back-up the clock’s display will not be lit. Once power is restored, the display will re-light.
  • VARIABLE BACKLIGHT ON DEMAND - Press the snooze button on top of the clock to activate the 3-Step Dimmer Control, illuminating the whole display for 5 seconds. The backlight will also illuminate when the alarm sounds.

6. Newentor Projection Alarm Clock with Weather Station for Bedrooms, Projector Atomic Clocks WWVB Function, Wireless Indoor Outdoor Thermometer Temperature Humidity Monitor Hygrometer Gauge

  • WEATHER MONITORING CLOCKS: Newentor alarm clock with projection on ceiling is easy to view temperature and time by projecting a soft red light on ceiling or wall.
  • TWO ANGLE SWITCH WAYS: We can adjust the projection angle by 180°, flip the projection, and there are 2 projection brightness options.
  • PROFESSIONAL PROJECTING ALARM CLOCKS WITH WWVB FUNCTION: Newentor radio controlled projection clock syncs time automatically at 1:00 AM every day after setting a correct time zone. We can also set time manually.
  • DUAL ALARMS CLOCKS WITH SNOOZE FUNCTION: Separates our wake-up time from our family or separates weekdays from weekends.
  • PROJECTION CLOCK WITH INDOOR OUTDOOR TEMPERATURE AND HUMIDITY: Adopt with professional grade indoor outdoor thermometer and humidity monitor which provides most accurate measurement. Newentor projector clock can connect up to 3 remote sensors.

7. AcuRite Atomic Alarm Clock with Date, Day of Week and Temperature, 0.5, Grey

  • Easy-to-read LCD displays time, indoor temperature, date, and day of the week
  • Atomic radio-controlled clock ensures split-second accuracy and updates itself for Daylight Saving Time
  • Programmable alarm with audible alert ; Time Zone settings for EST, CST, MST, and PST
  • Large 3"" x 5"" LCD display area with bright blue momentary backlight
  • Desk Clock.

8. Emerson SmartSet Alarm Clock Radio with Bluetooth Speaker, Charging Station/Phone Chargers with USB port for iPhone/iPad/iPod/Android and Tablets, ER100301

  • Bluetooth V4.1
  • USB output for mobile charging 2.1a 5V.Button cell battery (included) maintains time & alarm settings
  • Digital Tuning FM radio, 20 station memories. Patented smartest automatic time setting system. Automatically sets itself to the correct year, month, date, day and time as soon as you plug it in and after every power interruption
  • Easy-to-read, 1.4” Cyan LED clock display, dimmer control. Easy to program.The soft blue night light is added convenience.
  • The alarm can be programmed to operate on weekdays only, weekends only, or all seven days of the week. Set the alarm to wake you to your favorite FM music or news station, or to the buzzer.

9. BALDR Atomic Alarm Clock in Color - Digital Clock with Large Display - Calendar & Moon Phase - Indoor Temperature & Humidity - Dimmable Backlight Brightness - Perfect for Bedroom or Office, Black

  • ATOMIC CLOCK FOR EASY SETUP – Just set the time zone and leave the clock plugged in overnight; Our clock will automatically adjust time & calendar with the WWVB radio broadcast by the US National Institute of Standards and Technology (NIST) in Fort Collins, Colorado. It will also automatically update for daylight saving time (DST). (Atomic feature only functions in North America and works typically at midnight or in the very early hours of the morning).
  • SHARP COLOR LCD DISPLAY – With white backlit, and adjustable screen brightness, you can easily read the explicit images, day or night, without being distracted when trying to sleep. The time is displayed in large digits, along with the date, weekday, indoor temperature & humidity. It also features real-time moon phases for those who follow each stage of the lunar cycle.
  • ALARM WITH SNOOZE FUNCTION - No need to worry about those mornings when you can't wake up. The snooze button on top will let you catch a little extra shuteye before alerting you again. The sound turns off but will automatically come on again after 5 minutes. This bedroom alarm clock will wake you up comfortably and not oversleep! Press any other buttons the alarm will stop until the next day.
  • BUILT-IN BACKUP BATTERY - The clock is powered by supplied AC adaptor. It also includes a built-in CR2032 cell battery to store the time and alarm settings if the power is interrupted. With this memory function, you will have peace of mind knowing that your pre-settings will remain once power resumes. A low battery sign will appear when it is time to replace the cell battery for your convenience.
  • BACKLIGHT ON DEMAND - Press the "Snooze/Light" button on top of the clock to activate the dimmer feature, adjust backlight brightness among 100%, 50%, 3%, and OFF.

10. Timex T129B RediSet Dual Alarm Clock with Dual USB Charging and Extreme Battery Backup - Black

  • RediSet automatic clock setting
  • Dual alarms for two separate wake times
  • 24 Hour Set-And-Forget Alarm with auto repeat and auto shutoff
  • 2 USB charging ports: a 1 amp USB port to charge phones and a 2.1 amp USB port to charge tablets
  • Programmable snooze with repeat alarm lets you customize snooze interval from 1 to 29 minutes

Last update on 2021-09-26 / Affiliate links / Images from Amazon Product Advertising API

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