Most stun guns require you to grip a handle while your fingers are free to drop it at the worst possible moment. The Blast Knuckles Extreme Stun Gun changes that equation. You slide your fingers through the rings, make a fist, and the device becomes part of your hand. It’s a different design philosophy — and for close-range personal defense, it’s one worth understanding before you buy.
Who This Stun Gun Is For
This one fits people who want a stun gun that physically can’t be knocked out of their grip. Think about a runner who trains before sunrise, a rideshare driver finishing a late shift, or someone who walks to their car alone in a poorly lit lot. It also works well for someone with a smaller hand who finds traditional stun gun handles awkward to maintain under stress. If close-quarters control and grip security matter to you more than long reach, this design has real advantages worth considering.
Is It the Right Fit for You?
Choose It If You Want
- A stun gun you can’t easily fumble or have knocked away
- 950,000 volts in a compact, fist-integrated design
- A nylon holster included for carry or storage
- A rugged ABS plastic and rubberized coating that handles daily use
Consider Another Option If You Need
- A rechargeable device — this one runs on CR123A batteries
- Longer reach, like a stun baton or extended-handle stun gun
- A smaller, pocket-slip profile for discreet everyday carry
Blast Knuckles Extreme Stun Gun Features and Benefits
- 950,000-Volt Output: Delivers a serious electrical charge at contact — the numbers back up the design
- 5 Milliamps: Enough current to make the shock felt through the device’s rubberized frame
- Knuckle-Grip Frame: Fingers slide through the rings so the device stays with your hand, not just in it
- Safety Switch: Prevents accidental discharge while holstered or carried — flip it off before you need it
- ABS Plastic with Rubberized Coating: Durable and grippy, holds up in rain or sweaty conditions
- Nylon Holster Included: Ready to carry from the day it arrives, no separate purchase needed
- 2-Year Warranty: ZAP stands behind this device for two full years
How the Blast Knuckles Extreme Stun Gun Compares
Here’s how this design stacks up against two common alternatives you might be weighing.
| Feature | Blast Knuckles Extreme Stun Gun | Standard Grip Stun Gun | Stun Baton |
|---|---|---|---|
| Voltage | 950,000 | Varies by model | Varies by model |
| Grip Security | Knuckle-ring frame; stays with your fist | Held in palm; can slip | Held in hand; extended reach |
| Size and Carry | Compact; 4.4″ x 3.25″; nylon holster included | Compact to medium; varies | Longer; typically belt or bag carry |
| Power Source | 2 CR123A lithium batteries | Rechargeable or battery | Rechargeable or battery |
| Best For | Close-range; grip-first users | General everyday carry | Distance and deterrence |
Battery Care and What’s Included
What’s in the Box
- Blast Knuckles Extreme Stun Gun
- Nylon holster
Battery and Care
This device runs on two CR123A lithium batteries — the same type used in many tactical flashlights and cameras, widely available at hardware and electronics stores. Keep a spare set on hand so you’re never caught without power. Wipe the rubberized coating down occasionally and store it in the holster when not in use to protect the contacts. Test the device periodically with the safety off and no contact so you know the batteries are live.
Legal Notes
Stun guns are legal to own and carry in most U.S. states, but some states, cities, and venues restrict or prohibit them. Laws change, and this design — with its knuckle-ring frame — may be treated differently than a standard stun gun in certain jurisdictions. Check your state and local laws before buying or carrying. I can’t give legal advice, and I’d rather you ask before you buy than run into a problem after.
Blast Knuckles Extreme Stun Gun: Frequently Asked Questions
How many volts does the Blast Knuckles Extreme Stun Gun produce?
It’s rated at 950,000 volts with 5 milliamps. Voltage creates the arc you hear and see; milliamps determine how much current the device delivers. The 5-milliamp output on this unit is a meaningful spec — look at both numbers when comparing stun guns, not just the voltage figure alone.
What batteries does the Blast Knuckles Extreme Stun Gun use?
Two CR123A lithium batteries. These are not rechargeable via a built-in port — you replace them when they run low. CR123A batteries have a long shelf life, hold a charge well in storage, and are sold at most hardware stores, camera shops, and online retailers. Keep a backup pair somewhere accessible.
How does the knuckle-grip design actually work?
You slide two or three fingers through the rings on the back of the device — similar to how you’d hold a set of brass knuckles, but the stun contacts face outward. When you make a fist, the device is secured against your hand rather than balanced in your palm. That makes it harder to drop or have knocked loose in a close-range situation where a standard grip stun gun might slip.
Is the Blast Knuckles Extreme Stun Gun legal where I live?
Stun guns are legal in most U.S. states, but not all, and some cities or venues add their own restrictions. The knuckle-grip design may also face additional scrutiny in places that ban brass knuckles or similar devices. Before you buy, look up your state’s current laws on stun guns and knuckle devices. I always say: know the rules before you carry the tool.
Add This Stun Gun to Your Everyday Carry
The Blast Knuckles Extreme is a purpose-built design for people who want their stun gun secured in their grip, not just held in their hand. Check your local laws, confirm this design works for your carry situation, and add it to your cart when you’re ready. The nylon holster is included — you’ll be set up to carry from day one.







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