Msi Personal Alarm Keychain Green

The Mace Brand Personal Alarm Keychain in neon green is a compact, portable non-lethal defense tool designed for everyday carry. Whether you're commuting, traveling, or out on the trail, this keychain alarm gives you an audible deterrent that's easy to activate and carry without adding bulk to your pack. A 130dB alarm shriek is loud enough to startle an attacker and draw attention from those nearby—often the most effective way to diffuse a threatening situation.

Activation is straightforward: press the front button to trigger the alarm. The back button serves as the deactivation control, a design that prevents accidental silencing and ensures you stay in command. The bright neon green finish makes it visible in gear or on a keychain, and its compact size means you'll actually keep it on you, which is what matters when safety counts.

This is personal safety gear for anyone who wants a non-lethal option that requires no special training, licensing, or legal compliance across most US jurisdictions. Hikers, solo travelers, students, and anyone who values a simple, reliable alarm have relied on the Mace brand for decades.

Key Features

• 130dB alarm shriek—loud enough to deter and attract help
• Easy front-button activation
• Separate back-button deactivation prevents accidental silencing
• Neon green finish for visibility and quick access
• Compact keychain design for everyday carry
• Non-lethal personal defense—no training or permits required

Specifications

Frequently Asked Questions

Is this personal alarm legal to carry?

Personal alarm keychains are legal to carry in all 50 US states. Unlike pepper spray or other chemical defenses, alarms have no legal restrictions and require no permits or training.

How loud is 130dB?

A 130dB alarm is comparable to a chainsaw or jackhammer—loud enough to be heard from a distance and to startle an attacker. The goal is to create attention and an opportunity to escape.

Can it go off by accident?

The separate deactivation button on the back prevents accidental silencing. Once activated by the front button, only the back button will stop the alarm, giving you control and preventing unintended disarming.

What's the best way to carry it?

The keychain design attaches to your keys, bag, or belt loop—anywhere accessible in an emergency. The neon green color makes it easy to locate quickly, which is crucial when you need it.