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Rated 4.8 Stars
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Sourced In The USA

SentryOne™ Emergency Escape Tool

2 rescue tools to get you out fast in a keychain smaller than your car key
  • Breaks a side window in one press — no swing, no strength
  • Cuts a jammed seatbelt in one pull
  • Works with a dead battery, upside down, even underwater
  • Lives on your keys — always in reach, never lost in the trunk
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Captain Jimmy I.
Captain Jimmy I.

“As a first responder, I’ve seen how fast a normal drive can turn into an emergency. Having a window breaker and seatbelt cutter right on your keys just makes sense. I keep one on mine and gave one to my wife too.”

Two Ways Out. One Tool.

SentryOne window breaker
Breaks the Glass

Press into the lower corner of a tempered side window. The spring delivers the strike.

SentryOne seatbelt cutter
Cuts the Belt

Feed the belt into the recessed channel and pull through. No exposed blade.

SentryOne held in hand
Small, Light & Portable

Smaller than most key fobs so your emergency exit stays within reach.

SentryOne emergency tool
Works Without Power

No battery, charging, electricity or powered car system required.

112 People Will Die on the Road Before Tomorrow

Sometimes it’s a mother, sometimes a daughter, sometimes a grandmother.

Most of them were just driving home.

It never takes much.

A drunk driver drifts over the center line. A driver looks at a phone for two seconds. A deer steps onto the road.

Some are still inside when help arrives. One rolls into water. Another catches fire.

And then it starts coming in, faster than most people expect.

Vehicle emergencies
First responders

People Live Through the Crash. But Die Trapped Inside Their Own Car

In a bad crash, the battery is often one of the first things that can fail.

When power goes, electric windows and locks may stop working too.

If the vehicle flips, your own body weight can make a jammed buckle even harder to release.

Fire, smoke and rising water can make every second matter.

Break the side window.
Cut the belt.

Those are two jobs you may suddenly need to do when the normal exits stop working.

Introducing SentryOne — Two Emergency Escape Tools That Fit on Your Keys

SentryOne was built around two critical emergency escape functions.

One end uses a spring-loaded tungsten point designed for tempered side and rear glass.

The other houses a recessed seatbelt cutter.

And unlike a bulky emergency hammer, SentryOne is compact enough to stay directly on your keyring.

The spring mechanism delivers the strike without requiring a hard swing.

No electricity. No charging. No digging through the trunk.

Get SentryOne →
SentryOne Emergency Escape Tool
Hidden window striker Window striker activated Closed seatbelt cutter Open seatbelt cutter

So Simple That Someone Shaking in the Dark Can Still Use It

Press the point into the lower corner of a compatible tempered side window.

The spring drives the tungsten point forward for you.

For a jammed belt, remove the cover, feed the webbing into the recessed channel and draw the cutter through.

The cutting edge stays recessed, keeping your fingers away from the blade during proper use.

We’d Rather Refund You Than Talk You Into It

Money-back guarantee

Think of your order as a 60-day trial.

Put SentryOne on your keys. Keep it within reach. Decide for yourself whether it deserves a permanent place in your car.

If you change your mind during the guarantee period, contact us for help with your return.

Your SentryOne is also backed by our lifetime warranty.

Get SentryOne Today →

What Makes SentryOne Different?

SentryOne Hammer-Style Breakers Pen-Style Breakers
Small enough for a pocket or bag ✓ ✕ ✓
Spring-loaded tempered-glass strike ✓ ✕ ✓
Cuts a jammed seatbelt ✓ ✓ ✕
Works without a hard swing ✓ ✕ ✓
Recessed cutting edge ✓ ✕ ✕
Clips to your keychain ✓ ✕ ✓
60-Day Money-Back Guarantee ✓ ✕ ✕
Two Tools In One

How To Use It

Remove cutter cover
01

Pull the cover off the cutting end.

Feed belt into cutter
02

Feed the seatbelt into the recessed channel and pull through.

Cut seatbelt
03

The recessed blade slices through the belt as you pull.

Keep It Within Reach

Don’t let somebody you love be the one who can’t get out of the car.

Keep a SentryOne with every driver you want protected.

Get Your SentryOne Now →

Frequently Asked Questions

Do I need to be strong to use it?
No hard swing is required. The spring-loaded mechanism delivers the glass-breaking strike when the tool is pressed firmly into the lower corner of compatible tempered glass.
What kind of glass does it work on?
SentryOne is designed for tempered side and rear automotive glass. It does not break laminated glass. Windshields are laminated, and some newer vehicles also use laminated side windows. Check the marking in the corner of your vehicle's glass.
Is the recessed blade safe to handle?
The cutting edge sits inside a recessed channel so your fingers cannot normally reach the blade during proper use.
There’s no point sticking out. Is mine faulty?
No. The tungsten point is intentionally hidden until the spring mechanism is activated against the glass.
Does the spring mechanism wear out?
SentryOne is designed for repeated emergency strikes. Inspect the tool periodically and replace it if it becomes damaged.
Can I take it on a plane?
Remove SentryOne before flying. Airline and security rules vary, so check current regulations before traveling.
What if I change my mind?
Your purchase is covered by our 60-day money-back guarantee. Contact customer support within the guarantee period for return instructions.
Where should I keep SentryOne?
Keep it somewhere immediately reachable from the driver's seat, such as your keyring or another secure accessible location. Avoid storing your only escape tool in the trunk.

Hear It From Real SentryOne Owners

SentryOne customer
Judy R.
★★★★★
Verified Purchase

“My nephew laughed until he saw it.”
I showed him how the window breaker worked on tempered glass. After seeing it work, he wanted to know where I got mine.

SentryOne customer
Denise P.
★★★★★
Verified Purchase

“I wanted one in every car.”
After hearing how hard it can be to find the manual release in an emergency, I bought several for the drivers in my family.

SentryOne customer
Gayle M.
★★★★★
Verified Purchase

“The seatbelt cutter alone gives me peace of mind.”
I keep mine attached to my keys so it stays where I can actually reach it.

SentryOne seatbelt cutter
SAFETY DISCLAIMER: SentryOne is a vehicle emergency escape tool intended for breaking compatible tempered automotive glass and cutting seatbelt webbing. It does not break laminated glass. Windshields are laminated, and some newer vehicles also use laminated side windows. Always attempt normal exits first when safe, call 911 or emergency services, and follow professional rescue instructions. Check your vehicle glass before relying on any emergency window breaker. Keep the recessed cutter away from children. Not intended as a weapon. Remove before flying.