Stun Pen 40,000,000V Disguised Self-Defense Tool – 2.5 Milliamp Output, Aluminum Alloy, Rechargeable USB, Pocket Clip, Battery Meter, Safety Switch, Lifetime Warranty

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$19.95

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Looks like a pen, clips to a pocket like a pen, and nobody thinks twice about it. The Stun Pen is a 40 million volt stun device in an aluminum alloy body that passes for a writing instrument until you need it not to. The battery meter and pocket clip are the practical details that make it genuinely useful as an everyday carry item rather than something that ends up in a drawer.

  • 40,000,000 volts / 2.5 milliamp output – meaningful stun power in a pen-sized form factor
  • Disguised as a pen – metal pocket clip, pen dimensions; nobody looks twice
  • LED battery status indicator – know your charge level at a glance
  • Rechargeable lithium via USB – charging cable included; no disposable batteries
  • Lifetime warranty – aluminum alloy construction; available in Black, Pink, Purple, or Silver

The Pen That Isn’t Just a Pen

The Stun Pen runs 6 3/8 inches long and 3/4 of an inch around — those are pen dimensions. The metal pocket clip looks like a pen clip. It sits in a shirt pocket or jacket pocket and it looks like any other pen in there. That’s the whole design, and it works because of how ordinary it looks.

Inside that aluminum alloy body is a 40 million volt stun device powered by a rechargeable lithium battery. The safety switch prevents accidental activation. The LED battery meter tells you when it needs charging. The USB cable is included. It’s thought through.

Who This Stun Pen Is For

Office workers, people who travel frequently, anyone in an environment where a visible stun gun or other self-defense tool would be out of place or draw unnecessary attention. If you work in a professional setting and want to carry something, a stun pen in your breast pocket is about as inconspicuous as it gets.

It’s also practical for people who want a backup to their primary carry tool. Small, light, clips into a pocket — it’s just there. Some folks keep a stun pen in a work bag or briefcase alongside other tools. The four color options — Black, Pink, Purple, and Silver — let it blend into different contexts.

The Silver finish in particular just looks like a nice pen. I’ve had similar tools and nobody’s ever asked about it.

Is This the Right Choice for You?

Choose the Stun Pen if you want:

  • Pocket carry that looks completely ordinary in professional environments
  • Lightweight aluminum construction that holds up to daily carry
  • A battery meter so you always know your charge status
  • A lifetime warranty on a carry item you’ll have for years

Consider something else if you need:

  • Higher milliamp output — at 2.5mA it’s effective but not the strongest option
  • A flashlight function — the Stun Pen is stun only, no integrated light

How It Actually Works

The safety switch is the first step — flip it to active, and the trigger becomes live. The electrodes are at the tip end of the device. Press them against a target and trigger — 40 million volts at 2.5 milliamps does what it needs to do. The safety prevents the trigger from firing while it’s in your pocket or bag, which is important when you’re carrying something pen-shaped that could easily be bumped.

The aluminum alloy construction is worth noting because it means the pen feels and looks like a quality writing instrument — not hollow plastic, not cheap. It has some weight to it. That’s part of why it passes visual and tactile inspection so well. People handle things and make quick judgments; aluminum feels like a real object, not a toy.

The USB charging system and battery meter work together well. The LED indicator gives you a current status check without having to test-fire anything. Get in the habit of checking it once a week and charging when the indicator shows low. That’s about as complicated as it needs to be.

Quick Comparison: How Does the Stun Pen Stack Up?

Feature Stun Pen 40MV Standard Compact Stun Gun Keychain Stun Gun Pepper Spray Pen
Disguised Appearance Pen ✓ Recognizable Small device Pen-style ✓
Pocket Carry Clip carry ✓ Holster/bag Keyring Clip carry ✓
Voltage 40,000,000V ✓ Up to 95M+ V ✓ 60M V N/A
Battery Meter Yes ✓ Varies Varies N/A
Construction Aluminum alloy ✓ ABS plastic Varies Varies
Best For Professional discreet carry Primary open carry Keyring carry Spray deterrent discreet

Practical Details

Dimensions: 6 3/8 inches x 3/4 inches. Material: aluminum alloy. Output: 40,000,000 volts / 2.5 milliamps. Battery: rechargeable lithium with USB cable included. Safety: switch. Extras included: battery meter, charging cord, metal pocket clip. Available in Black, Pink, Purple, and Silver. Lifetime warranty from Safety Technology.

Forty million volts in something that looks like a nice pen — the Stun Pen is for the person who wants effective self-defense capability without advertising the fact that they have it.

Frequently Asked Questions

Will someone actually mistake this for a real pen?

In most casual situations, yes — especially in the Silver finish. The metal body, pocket clip, and pen proportions make it pass a visual glance without raising questions. It’s not going to fool someone who picks it up and examines it closely, but for general pocket or bag carry in everyday environments, it reads as a writing instrument. That’s what the design is built around.

Is 2.5 milliamps enough to be effective?

Yes — 2.5 milliamps is sufficient to cause muscle disruption and serious discomfort. It’s not the highest milliamp output on the market; larger devices like the SAL run at 4.8mA. But for a pen-sized device in a discreet carry package, 2.5mA at 40 million volts is a meaningful and effective output. The tradeoff for the compact, disguised form factor is a modest step down in raw power. For most people in most situations, it’s more than enough.

How does the battery meter work?

There’s an LED indicator built into the device that shows current battery status. It’s not a multi-bar display like your phone — it’s a simple indicator that tells you whether the battery is in good shape or needs a charge. Check it periodically, plug in the included USB cable when it’s low, and charge until full. Straightforward and useful — one less thing to wonder about.

Can I carry this on an airplane?

No. Stun guns, regardless of their appearance, are prohibited in both carry-on and checked baggage on commercial flights in the United States and most international routes. The disguised appearance does not change the regulations. If you travel frequently, a personal alarm is the appropriate option for air travel. Check TSA guidelines and the regulations of your destination country for current rules.

Stun Gun ManufacturerSafety Technology
Stun Gun BrandStun Pen
Voltage40,000,000
Milliamps2.5
SafetySwitch
BatteryRechargeable Lithium
IncludedBattery Meter, Charger Cord, Pocket Clip
MaterialAluminum Alloy
WarrantyLifetime
Stun Gun ColorBlack, Pink, Purple, Silver

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