Top 10 Atomic Alarm Clock 2 Alarms Backup Battery – Alarm Clocks

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1. Sharp


Battery Back-up, Twice as Fast as Conventional USB Chargers, Sharp Digital Alarm Clock with 2 Ultra Fast Charging USB Quick Charge Ports, Easy to Use

Sharp #ad - Alarm with battery backup - sleep with confidence knowing that your alarm will continue to function even in the event of a power outage. 9 minute snooze alarm. 2 amp ultra fast charging - most conventional USB charge ports are 1 amp. The display will be lit after power is restored. Having 2 amps means more power, faster charge times and gives you the option to charge more powerful devices. Two high speed usb charge ports - Charge two devices at once! Charge your smartphones or other USB compatible device. 07” red led display.
BrandSharp #ad
ManufacturerSharp #ad
Height5 Inches
Length6.4 Inches
Weight0.55 Pounds
Width2.8 Inches
Part Number1

2. AcuRite


AcuRite 13024 Atomic Dual Alarm Clock with USB Charging

AcuRite #ad - Set 2 separate alarms for daily, weekday, or weekend use. Monitor indoor temperature right from your nightstand. Atomic clock features split-second accuracy and automatically adjusts for DST. Usb power port charges your cell phone while you sleep, AC adapter-powered with battery backup in case of power loss. Kindly refer the user manual given below for troubleshooting steps.
BrandAcuRite #ad
ManufacturerAcuRite #ad
Height6 Inches
Length4.3 Inches
Weight1 Pounds
Width2.2 Inches
Part Number13024

3. DreamSky


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

DreamSky #ad - What you need to do is set your time zone and wake up time. 3*aa batteries not included as backup, which will store the setting and keep the time works in case of main power outage. Additional snooze to counter oversleeping, simply press the snooze button once and go back to sleep.

Simple as that. Almost full range brightness settable 6 levels + auto dim, you can easily change to have the view bright or dim it to extremely low. Ascending beeping alarm with snooze: ascending alarm sound wake you up naturally. Large display with full range dimmer: 6. 6“ large lcd screen with nice eye care number display. 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.

Time, date and temperature display. Plug in clock with usb charging port: powered by usb port by plug in outlet. 8 minutes later the alarm will ring again. Advance autoset time : the alarm clock will set itself to right time, date and temperature immediately once plugged in. Extra usb charging port for charging cellphone and other electronic device. Even miss the right time, you are still able to set it manually.
BrandDreamSky #ad
ManufacturerDreamSky #ad
Height4.3 Inches
Length7.1 Inches
Weight0.7 Pounds
Width1.95 Inches
Part NumberDS313



0-100% Dimmer, FM Radio w/Sleep Timer, Battery Backup, 2 USB Charging Ports, Thermometer, 6 Sounds Adjustable Volume, Snooze, Dual Alarm with Weekday/Weekend Mode, USCCE Digital Alarm Clock Radio

USCCE #ad - Not only time and settings are restored, alarm and radio are also supported USB will not charge. Headphones and charging cable NOT included. Other features displayed on the screen include: day, 12 or 24hr mode, status and ringtone for alarm 1 and 2. Snooze allows extra 9 minutes of slumber.

Please be noted that the clock may drain batteries fast, so ONLY use as a backup but NOT everyday operation. Battery backup - ac-powered, but you have the option to back it up with 3 aaa batteries not included in case of power outage. Full dimmable display - the brightness of the 3. 4-inch compact lcd is dial-controlled and adjustable from 0 to 100%, temperature °F or °C, from cast-no-glow at midnight to bright enough that the time can easily be read from across the room during the day. If you have any questions or comments, please don’t hesitate to contact us - we are always here to help.

Customizable alarm - dual alarms with separate weekend/weekday/all-7-day mode satisfy the needs of everyone and every family. 3. 5mm headphone jack comes handy not disturbing others nearby. 2 usb ports will charge your phone or other mobile devices while you sleep. You may choose one of the 5 built-in tones beep/piano/Buzzer/Bird/Soft Music or radio as wake up sound, which gradually increases in volume from gentle to the level you set options from level 3 to 16.
BrandUSCCE #ad
ManufacturerUSCCE #ad
Height2.56 Inches
Length4.25 Inches
Width3.27 Inches
Part Number12DSF
ModelDual Digital Radio Alarm Clock

5. DreamSky


DreamSky Auto Time Set Alarm Clock with Snooze & Full Range Dimmer 0-100% Adjustable Brightness, USB Charging Port, Auto DST, 4 Time Zones Alarm Clocks for Adult Kids Bedroom

DreamSky #ad - Advance autoset time: the clock will sets itself to the correct time once plug in, which will store the time, hassle free to set time. Let the other port charging your smart device like cellphone, tablet and mp3 players etc. Additional snooze to counter oversleeping, simply press the snooze button once and go back to sleep.

Cell button battery included as backup battery, date and alarm setting during main power outage, however it will not support the time display nor trigger the alarm. 0%-100% adjustable dimmer enable you to set the brightness of display to a comfortable level at will. Plug in clock with usb ports: one usb port connect the DC adapter included power on the clock. Ascending soft beeping alarm with snooze: ascending alarm sound wake you up naturally.

Convenient and organized. Elegant 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. Auto dst and selectable time zone: automatically adjusts to daylight Savings Time while set the DST on. 8 minutes later the alarm will ring again. Four usa time zone selectable per your location EST/ CST/ MST/ PST.
BrandDreamSky #ad
ManufacturerAMEXS #ad
Height3.1 Inches
Length5.25 Inches
Weight0.5 Pounds
Width1.8 Inches
Part NumberDS305
Warranty1 year warranty.

6. Sharp


Easy Set-up & Simple to Use –See from Across The Room!, Bright Blue LED Display, High/Low Alarm Volume, SHARP Easy to See Alarm Clock with Jumbo 2” Numbers

Sharp #ad - Battery back-up - electric operated with battery backup 2 x AA batteries not included. Jumbo 2" led display - easy to see and read from across the room! High & low volume controlled choose the loud alarm setting for heavy sleeper & the low setting for those who wake more easily.

Extremely simple to set-up & operate - the cool clock has been designed with absolute simplicity in mind! The control buttons are on front of the clock for easy access! Easy for boys, toddler, teens, girls, kids, seniors and the elderly. High & low dimmer controlled adjust display's brightness with 2 step dimmer control.
BrandSharp #ad
ManufacturerSharp Clocks #ad
Part Number8541847049

7. Timex


Timex T129B RediSet Dual Alarm Clock with Dual USB Charging and Extreme Battery Backup, Black

Timex #ad - 100v-240v universal AC adapter for use just about anywhere. 24 hour set-and-forget Alarm with auto repeat and auto shutoff. Rediset automatic clock setting. Programmable snooze with repeat alarm lets you customize snooze interval from 1 to 29 minutes. 2 usb charging ports: a 1 amp usb port to charge phones and a 2. 1 amp usb port to charge tablets. Dual alarms for two separate wake times.
BrandTimex #ad
ManufacturerSDI Technologies, Inc. #ad
Height3 Inches
Length6.4 Inches
Weight0.55 Pounds
Width2.3 Inches
Part NumberT129B

8. Sharp


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

Sharp #ad - 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. Once power is restored, sold separately, the display will re-light.

During battery back-up the clock’s display will not be lit. Battery back-up - there is a "no worry" battery back-up option requires 2 x aaa battery, that will allow the alarm to go off, even if the power goes out. Color calendar and day of week display - always know what day of the week it is with a quick glance. 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.

The atomic clock will always be accurate to within on second as it receives daily WWVB updates. The battery back-up stores the time and alarm settings if the power is interrupted. The clock displays the calendar and the day of the week. 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.
BrandSharp #ad

9. DreamSky


12/24Hr, 0-100% Brightness Dimmer, Red Bold Digit Display, Adjustable Alarm Volume, Snooze, Small Desk Bedroom Bedside Clocks., DreamSky Compact Digital Alarm Clock with USB Port for Charging

DreamSky #ad - The patented smart brightness dimmer design allows you set the brightness of display from 0-100 level by easy turn wheel. Needless worry the alarm sound, either too loud thus frightening you or too low to wake you up from deep sleeping. Needless worry the brightness, either too bright thus affecting your sleep or too dark to read time.

Outlet powered with memorized battery backup : plug in to power the clock with the included DC adapter. Usb charging port: convenient usb port allows you to charge your smartphone, ipad or other smart device without plug in wall. 2” jumbo illuminated LED digits ensure the time is easy to see even for impaired vision people. Easy operation clock: intuitive setting button, experience zero stress when setting the time or alarm.

Handy, convenient and organized. Easy for kids, seniors and the elderly. Large display plug in clocks with smart dimmer: compact streamline design yet large number display. 2* aaa batteries not included needed for storing time and alarm settings in case of power outage. One simple on/off button allows you disable the alarm on weekend. With backup battery power source only, the screen will go blank and alarm will not sound. No harm “ beep” alarm sound can be set from 30-90 DP as person preference.
BrandDreamSky #ad
ManufacturerDreamSky #ad
Height2.6 Inches
Length5.3 Inches
Weight0.5 Pounds
Width1.4 Inches
Part Number8541846980
Warranty1 year warranty.

10. Magnasonic


Battery Backup, Auto Time Set, Dual Alarm & 3.5mm Audio Input EAAC601, Magnasonic Projection Alarm Clock with AM/FM Radio

Magnasonic #ad - Automatically adjusts to daylight savings Time & includes pre-programmable daily dual alarm option with weekend cancellation for you and your partner - wake to radio, buzzer, time projection.

Advanced selfset technology automatically displays the correct time/date and this clock even restores alarm settings after power loss built-in Lithium battery. Project time or even temperature onto your walls or ceiling so that the time will always be in full view. Listen to your favorite music using your iphone, Android, iPad, or MP3 device through the 3.5mm aux input or using the built in AM/FM radio with digital tuning. 180-degree swivel projection means you'll never have to roll over to view the time again. Feature-rich alarm clock radio that offers a large, crystal clear 3. 6" blue lcd display that can be dimmed to adjust to your brightness preference.
BrandMagnasonic #ad
ManufacturerMagnasonic #ad
Height4.76 Inches
Length3.5 Inches
Weight1.23 Pounds
Width5.5 Inches
Part NumberMAG-MM176K
Warranty1 year manufacturer's labor + parts warranty.