10 Best Personal Safety Alarms For Women In 2024

Safety is a concern for all of us. If you are a woman who often has to make late-night commutes, safety should be on top of your mind. The best personal safety alarms for women are handy little equipment that proves useful in dangerous situations. They are designed to scare off and disorient criminals by giving off high decibel sounds with light effects.

We have curated a list of the best personal safety alarms for women in this post. Scroll through this list of best-selling alarms to find one that best meets your needs and situation.

In This Article

10 Best Personal Safety Alarms For Women

1. Best Water-Resistant:Original Defense Self-Defense Siren

Original Defense Self-Defense Siren Image: Original Defense

Featuring an alarm that emits a sound of 130db, The Original Defense’s self-defense keychain is an ideal safety device for women, children, and the elderly. You can carry this water-resistant device wherever you go by attaching its carabiner to your keys, purse, backpack, or clothes, making it one of the best personal security alarms for your safety. Just pull the pin on its top to activate the bright flashing safety LED lights and alarm. Moreover, this superior-quality alarm doesn’t stop ringing till the pin gets reinserted, providing you ample time to get away from threats or ask for help in a dangerous situation.

Color: ‎Mint | Product Dimensions: ‎3.5 x 1 x 0.5 inches | Item Weight: ‎1.44 ounces


  • Lightweight
  • Weather-proof
  • Alarm can cover over 1000 ft
  • One-year battery life
  • Available in four colors


  • Light may dim over time

Our Reviewer's Experience

"This personal safety alarm comes with a loud siren and flashing LED light, which makes it reassuring. I also love that it attaches easily to my keychains and bags."

protip_icon Quick Tip
Always choose a personal safety alarm that is loud—the louder the better.

2. Best Lightweight:Slforce Personal Alarm Siren

With a loud sound of up to 130dB, this safety device is an essential personal alarm device for women, available in a set of five attractive colors. It can be used by children, adults, women, the elderly, students, hikers, joggers, etc. You can easily attach it to any bag or belt for easy access. It has a built-in mini-LED flashlight so that you can easily walk around at night, making it a trusted choice.

Color: ‎Multicolor | Batteries: ‎3 LR44 batteries required | Product Dimensions: ‎2.36 x 1.37 x 0.59 inches | Item Weight: ‎7.2 ounces


  • Includes a carabiner clip
  • Easy and safe to use
  • Attractive design
  • Lightweight and portable
  • Comes with batteries


  • May sound like a car alarm
  • Pins may set off too easily

Our Reviewer's Experience

"These personal alarms have always got my back with their loud, attention-grabbing noise, especially at night. They are easy to activate and attach to my backpack, and although they are slightly bulky, they are a decent safety tool."

protip_icon Quick Tip
Make sure the safety alarm is within your reach and can be accessed quickly.

3. Best Ergonomic: Basu E-Alarm With Strobe Light


The Basu emergency alarm comes with a bright light and a military-grade black rugged exterior installed with a powerful 130db siren to alarm people around you and keep you safe everywhere. The ergonomically designed veteran e-alarm offers a 30-minute active alarm with a two-hour charge time, and it has a micro-USB charging port for easy charging. It is a high-performance personal alarm self-defense device for women, as it activates within one second and displays an LED light that turns green when fully charged. This package includes a bonus charging cable and carabiner, and dimensions and weight of the e-alarm are 3.46×1.21×0.5in and 0.9oz, respectively.

Color: USB-Black | Batteries: 2 Lithium Metal batteries required | Item Weight: 1.76 ounces | Product Dimensions: 3.46 x 1.21 x 0.5 inches.


  • Weatherproof
  • Easy to use
  • Portable
  • Police-tested


  • Pin might be a little hard to pull out
  • Light may not be bright enough
Original Defense Self-Defense Siren
Best Water-Resistant
Slforce Personal Alarm Siren
Best Lightweight
Basu E-Alarm With Strobe Light
Best Ergonomic
Color ‎Mint ‎Multicolor USB-Black
Dimensions ‎3.5 x 1 x 0.5 inches ‎2.36 x 1.37 x 0.59 inches 3.46 x 1.21 x 0.5 inches.
Weight ‎1.44 ounces ‎7.2 ounces 1.76 ounces
Batteries- ‎3 LR44 batteries required 2 Lithium Metal batteries required

4. Best Rechargeable:MaxxmAlarm Personal Alarm

MaxxmAlarm Personal Alarm Image: Maxxmalarm

The battery-powered, soft-touch matte alarm features a side panic button which can be long-pressed to activate the Instalert SOS alarm. It has an easy-access pin on top for a quick alarm activation, which plays at 130db. This personal security alarm is an ergonomically designed compact-sized device, featuring a breakaway lanyard and a carabiner, making it an easy-to-carry alarm system. The replaceable batteries offer long-lasting use, making this device one of the best personal alarm keychains that women can use during any emergency.

Color: ‎Matte Black | Item Weight: ‎1.76 ounces


  • Durable
  • Easily attachable and wearable
  • Rechargeable battery
  • Easy to use and carry


  • Buttons might be sensitive
  • Might not be loud enough for some

Our Tester's Experience

"After using many safety devices, this one's practicality and high-pitch siren blew me over. It's sturdy, lightweight, and fits comfortably in my hands. I'd recommend this for its simple design."

protip_icon Quick Tip
Always test the alarm periodically and check if it requires a battery replacement.

5. Best Easy-To-Activate:Fosmon Personal Alarm

Fosmon Personal Alarm Image: Fosmon

The 130db personal alarm system is made from superior-quality ABS plastic and plays a loud siren while displaying a flashing strobe light when you pull the pin. The light has two modes: flashlight mode and a bright strobe LED light mode. This battery-powered personal protection alarm comes with a carabiner to easily attach it to a purse, belt, or keychain. Its LED light lasts for six hours, and the alarm can play for over an hour at a stretch, making it the ideal safety accessory.

Color: ‎Black | Product Dimensions: ‎2.8 x 1.5 x 0.6 inches | Item Weight: ‎1.41 ounces


  • Lightweight
  • Portable
  • Weatherproof
  • Easy-to-operate
  • Compact device


  • Alarm might go off accidentally without pulling
  • Lanyard might be thin

Our Tester's Experience

"This personal alarm offers an added layer of safety with its loud sound and bright light, especially during early or late hours. It also provides ease of use."

6. Best Long-Lasting:She’s Birdie–The Original Personal Safety Alarm

She’s Birdie–The Original Personal Safety Alarm For Women By Women Image: She's Birdie Store

Measuring 3.7×1.25×0.6 inches, this aqua personal alarm safety device is easy to use and can be activated by removing the pin on top of the device. To reactivate it, you have to reinsert the pin. Since the battery is replaceable, you can use the alarm multiple times. Once activated, the premium personal protection device blares for forty minutes, and you can use this product while walking across the campus, in your car, parking lot, on public transport, or in any other place.

Also Recommended By: Safe Wise has also listed She’s Birdie–The Original Personal Safety Alarm in their top 10.[1]Best Personal Alarms for Personal Defense. Safe Wise. https://www.safewise.com/best-personal-alarms/

Number of Batteries: 2 Lithium Metal batteries required | Color: Aqua | Item Weight: ‎0.01 Kilograms | Item Dimensions LxWxH: ‎3.7 x 1.25 x 0.6 inches


  • Ergonomically designed
  • Portable and lightweight
  • Long-lasting
  • 40-minute alarm duration
  • Available in various colors
  • Comes with batteries


  • Some may not find it loud enough
  • Might turn on accidentally

My Personal Experience

"I always keep this personal safety alarm handy, especially when I go for walks. Its ease of activation, high volume, and bright light add to my convenience."

Why We Think It's Worth Buying

More than 1,237 independent reviewers on Amazon have acknowledged the product's durability and functionality.

7. Best Durable:Blingsting Personal Alarm

Blingsting Personal Alarm Image: Blingsting

The heart-shaped safety alarm features a keychain ring clip with an LED safety light and 115db siren, which is powered by a 12V long-lasting battery. Available in many colors, this safety alarm key holder comes in a set of two and is stylish and easy to carry. The trusted alarm has military-grade parts, making it long-lasting. The alarm is also TSA-approved for safe carrying.

Color: ‎Pink Heart 2 | Batteries: ‎1 12V batteries required


  • Loud
  • Portable
  • Easy to attach
  • Compact device
  • Easy to push
  • Suitable for gifting to women


  • Might get triggered accidentally
  • Battery may not last long

Our Reviewer's Experience

"Stylish and attachable to bags, this personal alarm boasts a powerful siren. While its bulky size and the sensitive trigger can be inconvenient to some, the LED feature adds utility. It's a practical tool for peace of mind."

8. Best Versatile:3D Active Alarmee Personal Safety Alarm

3D Active Alarmee Personal Safety Alarm Image: 3dactive

The personal safety alarm by 3D Active is equipped with a loud 130db siren that can draw the attention of people nearby even in noisy areas. Measuring 1.22 x 0.5 x 4 inches, this compact-sized alarm can easily be carried while walking, jogging, hiking, or traveling. You can attach this sleek personal security alarm to your bag, pant-waist, or keys with the help of the included carbonator to get peace of mind when going outdoors. Once its pin is pulled, the loud alarm blares for over 70 minutes, making it the ideal women’s self-defense tool. Moreover, it also features a bright dual-mode LED light that functions as a flashlight or a bright strobe light with the press of a single button.

Color: ‎Black | Batteries: ‎1 Lithium Ion batteries required | Product Dimensions: ‎1.22 x 0.5 x 4 inches | Item Weight: ‎1.01 ounces


  • User manual included
  • Impact-resistant
  • 70-minute alarm duration
  • Provides low battery warning
  • Charging cable and battery included


  • May not include charging adaptors

My Personal Experience

"Rechargeable and user-friendly, this personal alarm offers added security with its sound and light features. While the sound could improve, its adaptability to various situations provides a reassuring sense of safety."

9. Best TSA-Certified:Spartan Defense The Original Self Defense Siren

Spartan Defense The Original Self Defense Siren Image: Spartan Defense Store

The personal alarm keychain from the Spartan Defense emits a continuous sound of 130dB to alert the people around even when you are stuck in crowded areas. You can use it while jogging, hiking, cycling, walking, etc. This personal safety alarm keychain for women has a modern and sleek design. The self-defense alarm is tested to meet quality standards and is TSA-friendly. It is lightweight and can easily fit in your pockets.

Color: 1 UNIT BLACK.


  • High-intensity built-in lights
  • Can be heard from up to 1000 feet away
  • Easy to operate
  • Reusable battery
  • Free carabiner clip


  • May make noise unexpectedly
  • May have a short battery life

Our Tester's Experience

"This personal alarm offers reliability with its piercing sound, offering peace of mind in less crowded or late-night settings. While effective, it diminishes in loud environments. But, overall, it's a handy daily device for added security in potentially risky situations."

Why We Think It's Worth Buying

Join the 269 satisfied buyers on Amazon who have said the product meets their needs and expectations.

10. Best Impact-Resistant:Hootie Personal Keychain Alarm

Hootie Personal Keychain Alarm Image: Hootie Store

Hootie’s personal safety device is ideal for emergency situations. It can be used as a keychain, and you can take it with you when you go for a run, walk, trail, jog, and other outdoor activities. Pulling the pin activates the alarm for 30-40 minutes. The high-performance anti-assault personal alarm keychain is ergonomically designed to fit your hand easily. It has a loud 130dB sound, and it can clip to almost anything.

Color: ‎Navy | Batteries: ‎2 CR2 batteries required | Product Dimensions: ‎3.5 x 0.5 x 0.63 inches | Item Weight: ‎1.44 ounces


  • Stylish, sleek, and attractive design
  • Lightweight and portable
  • Buttonless design
  • Has an alarm duration of more than 30 minutes
  • Impact-resistant material
  • Easy one-hand activation
  • High-intensity bright strobe light
  • Water-resistant


  • Carabiner may look flimsy
  • Some may find the sound unsteady

My Personal Experience

"I've found this safety alarm super handy, and I especially like its loudness and easy activation. I wish it were waterproof, but it's a worthy choice for my peace of mind."

Why We Think It's Worth Buying

The product boasts 210 reviews on Amazon, and many buyers have said they would purchase the product again.

*The prices provided in this article are based on the latest available information. However, they may vary due to changes in pricing by the seller and/or promotional offers.

How To Choose The Right Personal Safety Alarms For Women?

Before you buy any personal safety alarms, take a look at the following points.

  1. Type: You can pick from a keychain device, an alarm with a lanyard, or a wristwatch. These designs depend on your preferences. You must know which one works the best for you.
  1. Age: Make sure you pick a security alarm suitable to the user’s age. Over complex alarms are not suitable for kids and the elderly, whereas smart wristwatches are ideal for youngsters and teenagers. So, choose the alarm depending upon the age.
  1. Battery-life: To avoid charging your alert alarm time and again, make sure your alarm has long-lasting battery life. Even the standby battery should be long enough to sustain for a year.
  1. Additional features:Ensure the alarm includes LED lights, carabiners, GPS locators and built-in manual whistles as backup in case of any malfunction. Go through the reviews to find an alarm best suited for your needs. 

Frequently Asked Questions

1. Is there a personal alarm that can alert someone in the house?

Yes, there are different types of personal alarms available in the market that alert family members or someone in the house in case of an emergency (1). These alarms are easy to wear and easy to set off manually when you need help.

2. Are personal alarms effective?

The effectiveness of a personal alarm device entirely depends on the user’s current location, how crowded and noisy the place is, and how the bystanders react to offer help.

3. How many decibels should a personal alarm be?

A personal alarm device should have a sound of 120 to 130 decibels, which is ideal for alerting people around you in case of an emergency.

4. Can personal alarms damage hearing?

Constant exposure to loud noise may cause damage to hearing. However, personal alarms do go off only in emergency situations and are safe to use.

Why Trust MomJunction?

In this post, we bring you a list of the best personal alarms for women’s safety from trusted brands that are easy to use and ultra-efficient. We have compared various sources and carefully evaluated the user reviews of each best-selling product before deciding on the list to ensure their utility, quality, and long-lasting use. We have also provided a buying guide to help you pick the one that suits your requirement.

The Bottom Line

Personal safety alarms are a must-have if you often travel or live alone or are camping or hiking. These portable devices help keep you safe by producing loud and continuous sounds and emitting bright lights. Pick a personal safety device that is easy to operate and offers a long-lasting battery life. You may also choose one with additional features such as LED lights, a GPS, and a carabiner clip for ease of usage. Further, opt for one that is lightweight, weatherproof, and sleek. Our top recommendations include the ergonomically designed She’s Birdie–The Original Personal Safety Alarm and the vibrant-colored Slforce Personal Alarm Siren, ideal for all ages.

Infographic: How To Use Personal Safety Alarms Effectively?

Personal safety alarms are compact and portable devices designed to provide an attention-grabbing sound, serving as deterrents in emergencies and enhancing personal safety. Check out the following infographic to learn about using these alarms correctly to make the most of these security devices.

Tips For Using Personal Safety Alarms (infographic)

Illustration: Momjunction Design Team

Get high-quality PDF version by clicking below.

Download Infographic in PDF version Download Infographic
Download Infographic in PDF version


MomJunction's articles are written after analyzing the research works of expert authors and institutions. Our references consist of resources established by authorities in their respective fields. You can learn more about the authenticity of the information we present in our editorial policy.
  1. Personal alarms security systems (telecare) and key safes

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