Best Electric Alarm Clock With Battery Backup | Top 9 Picks

In a world where most of us have such busy schedules, it is essential to be on time for everything. Hence, a great electric alarm clock is a must item for your bedside table. However, some electric alarm clocks lose the memory of the alarms in the middle of the night due to power outages and won’t wake you up in time for your work.

To make sure that you’re able to start your day on time, we have made a list of recommendations for the best electric alarm clock with battery backup that you can find in the market. In addition to discussing the features of each electric alarm clock, we’ll also be giving you a buying guide!

Best Electric Alarm Clock With Battery Backup

There are hundreds if not thousands of options for electric alarm clocks in the market which can make finding a good one a difficult job. However, you don’t have to stress about that because we’ve listed down 9 of the finest electric alarm clocks below!

1. DreamSky Compact Digital Alarm Clock

DreamSky Compact Digital Alarm Clock

If you’re looking for a small electric alarm clock for your bedside table, then you might want to take a look at the DreamSky compact digital alarm clock. Although the dimensions of the clock are just 2.6 x 1.4 x 5.3 inches, you’ll easily be able to tell the time from the 2 inches large jumbo LED digits. The brightness of the lights is even adjustable with a 0-100% dimmer.

This clock is run by batteries, and it needs to be charged by a wall outlet. Since it has a USB charging port, you can charge your smart electronic devices using it, which makes things very convenient. The sound of the alarm can be adjusted to your liking, and it is very easy to use, so kids can also use it.

2. Amazon Basics Small Digital Alarm Clock

Amazon Basics Small Digital Alarm Clock

The Amazon basics small digital alarm clock is seriously very small. To put it into numbers, the dimensions are 4.5 x 3.5 x 2.4 inches. The LED display is green and is only 0.7 inches which some may dislike. There is a nightlight option in the clock that will keep you from sleeping in the pitch dark if that makes you uncomfortable.

So, you can give yourself some extra minutes of sleep; there is a snooze function included. We must also mention that it is AC powered and has a battery backup, so in case of power outages, alarms are retained in the memory of the clock.

3. Rocam Digital Alarm Clock

Rocam Digital Alarm Clock

For all the heavy sleepers out there, the Rocam digital clock might be a great purchase if you’re looking for an alarm clock. With a large 7 inches blue LED display, this clock can get bright, but you can turn down the brightness with the 0-100% dimmer slider. Additionally, you have a nightlight that has 7 different colors.

There are dual USB charging ports, so you can charge multiple devices at the same time. You can adjust the volume of the alarm from low to medium to high, and there’s also a snooze button that will give you 9 minutes of extra sleep. To conclude, although the clock is powered by a power outlet, it has a battery backup, so the alarm buzzes in time.

4. Rocam Dual Alarm Clock

Rocam Dual Alarm Clock

This large alarm clock by Rocam lets you set two separate alarms, which are especially useful for a family. To give you 9 minutes of extra sleep, there’s also a large snooze button. The large 7.5″ LED display makes it easy for you to read the time even from a distance. You can adjust the brightness of the display to 5 different settings.

To make things convenient, there’s also a USB charging port in the clock, and the alarm sound is adjustable. The alarm clock is powered using the AC power cord included but needs 2x AAA batteries for backup. Since this clock is easy to use and has many features, anyone can use it without any trouble.

5. PPLEE Dual Digital Alarm Clock

PPLEE Dual Digital Alarm Clock

If only one alarm doesn’t do the job for you, then the dual alarm feature of the PPLEE alarm clock will be useful for you. Besides being able to set 2 separate alarms, you can also set the alarm volume according to your liking. The 7″ large display, which makes reading time easy, also has a dimmer to adjust the brightness.

You get a snooze button to squeeze in some extra sleep, and there’s a USB charging port for charging your smart devices. You don’t have to worry about power outages because the battery backup will ensure your alarm wakes you up.

6. Sharp Digital Alarm Clock

Sharp Digital Alarm Clock

Some people like alarm clocks that are simple but can also do their job well. If you happen to be one of those people, then the Sharp digital alarm clock will be a splendid option for you.

Upon just plugging it in with an electric source and selecting your timezone this clock will set the time. There’s also a daylight savings time switch which you can turn on to add an hour if it applies. The compact clock has an LED display with red digits, and the brightness can be adjusted with dimmer control.

Batteries are given with the item for battery backup, so the clock can retain its memory of alarms in case of a power cut.

7. DreamSky Auto Set Alarm Clock

DreamSky Auto Set Alarm Clock

As you can tell from its name, the DreamSky alarm clock automatically sets the time when you plug it in with a power outlet and select your time zone from the 8 options. The 6” display of this clock not only shows time but also the day of the week, date, time zone, and moon phases. You can also see the humidity and temperature thanks to the humidity gauge and temperature sensor.

There are 6 different levels of brightness for the display, and there’s also a charging port for your smart device. In case of power cuts, you’ll have to install 3 *AA backup batteries, so the clock runs, and your alarm buzzes on time.

8. Sharp Easy to See Alarm

Sharp Easy to See Alarm- Best Electric Alarm Clock With Battery Backup

Much like the Sharp alarm clock above, this easy-to-see alarm clock is also quite simple and easy to use. The 2″ Jumbo LED display is large enough for you to read time with ease, and you can also control the brightness of the display with 2 steps dimmer control. Furthermore, the volume of the alarm can be adjusted just with a few clicks.

We must recommend you install 2 x AA batteries so that your alarm clock has a battery backup, so you don’t oversleep even if the power goes out.

9. Zeit-Halter LED Digital Alarm Clock

Zeit-Halter LED Digital Alarm Clock

Zeit-Halter has made this alarm clock to be both functional as well as a decoration piece. The curved edges of the clock look great, and the 90 degrees swivel base ensures you can see the clock perfectly from any part of your room.

It is also simple to use with a large snooze button on top, so you can press it even without getting up from your bed. You can choose from high to low alarm volume depending on how deep of a sleeper you are. Additionally, the brightness of the display can also be adjusted with the help of the dimmer display control.

Lastly, like the rest of the alarm clocks on this list, the Zeit-Halter alarm clock also has a 9V battery backup, so any power cut doesn’t make you late for work!

Buying Guide

To a lot of you, buying an alarm clock may be a decision that you make in a minute or two. However, just like with all your other possessions you should always check a few things before you buy yourself an electric alarm clock.


The size of the alarm clock plays a huge role in determining whether it is suitable for you or not. If you’re buying an alarm clock for your tiny bedside table, then buy a small one, but if you’re putting the clock on a large desk, then you should opt for a larger design. People will have different preferences when it comes to the size of their alarm clocks; just make sure that your one fits perfectly into your place.

Display and Brightness

When you’re buying an electric alarm clock, you want it to have a clear and sharp display so you can read the time easily. It’s also nice to have the function of being able to adjust the brightness of the display. You may want your room to be completely dark or have a nightlight, so with dimmer control; you’ll have the liberty to choose from both.

Battery Backup

As we have mentioned before, some alarms don’t have battery backup, which means they’ll lose the memory of alarms if there’s a power outage. You should always get an alarm clock that has a battery backup, so you don’t have to put your punctuality at risk. Usually, electric alarm clocks will need 2 x AA or 3 x AA batteries for backup.

Design and Usability

You want to buy an alarm clock that goes with your room in terms of its appearance and is also durable. Furthermore, make sure that it is easy to use, especially if it is for kids or the elderly. For example, an alarm clock with a large snooze button is just simple and convenient for everyone.


Alarm clocks are surprisingly important for people who lead lives with tight schedules. So, we hope you were able to find the best electric alarm clock with battery backup in this list. Before you choose any of the clocks from our list, please consider all the factors we have mentioned in our buying guide, so you get the best value!

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