Est. 2014 | USA Small Business
Flashlights: Waterproof & Drop-Proof Light - Long-Lasting Battery
Tactical Flashlights & EDC Lights: Your Guide to the Brightest and Best Lights
A flashlight is more than just a tool to see in the dark. For some, it’s a lifeline when the power goes out. For others, it’s a critical piece of gear for a mission, a hunt, or a weekend in the woods. Whether you’re a police officer on the night shift, a family getting ready for storm season, or an adventurer exploring the backcountry, the right light can make all the difference.

This guide is for anyone who needs a reliable flashlight. We’ll cut through the jargon and explain what really matters, so you can find the perfect tool for the job. At Atomic Defense, we only stock the best flashlights from brands you trust, built to work when you need them most.
Why a Good Flashlight Is Non-Negotiable
In a world of smartphones with built-in lights, it's easy to think you've got it covered. But a dedicated flashlight is in a completely different league. It's not just about being brighter; it's about being tougher, more reliable, and built for a specific purpose.
- For Law Enforcement and Military: When you're in the line of fire, your gear can't fail. A tactical flashlight does more than just light up a dark alley. Its powerful beam can disorient a threat, and a tough body can serve as a last-ditch self-defense tool. It needs to be simple to use under stress and strong enough to handle abuse. When the shit hits the fan, your light is a tool for control and safety.

- For Hunters and Outdoor Enthusiasts: The wild doesn't have streetlights. A powerful spotlight helps you scan the tree line or track game after dusk. A reliable headlamp keeps your hands free while you set up camp or navigate a trail. For those who love the outdoors, a good camping lantern can turn a dark campsite into a comfortable basecamp. Your flashlight needs to be waterproof, shockproof, and have a battery that lasts.
- For Everyday Carry (EDC) and Civilian Use: We all face the unexpected. A compact EDC flashlight in your pocket or purse is a simple way to be prepared. It's for finding your keys in a dark parking lot, checking on a strange noise at night, or lighting the way during a power outage. For home use, a bright, dependable flashlight gives you peace of mind, ensuring you're ready for anything. It’s better to have it and not need it than to need it and not have it.
How to Choose the Perfect Flashlight: A Practical Guide
Choosing a flashlight shouldn't be complicated. Let's break it down into simple steps to find the right tool for you without the headache.
Step 1: Start With Your Mission. What Do You Need It For?
- For the Home and Emergencies: You need something simple that works when the power goes out. You want a battery that can sit for a long time in a drawer and a wide beam (a floodlight) that's perfect for lighting up a whole room.
- For Your Car or Backpack (EDC): You need something small, light, but powerful. Think of a rechargeable flashlight you can carry in your pocket without it weighing you down, but that’s bright enough to change a tire at night.
- For Hunting or Exploring (Long Range): This is where candela is king. You need a spotlight that can throw a beam hundreds of yards to identify a target or a trail far away. Battery life on the highest setting is key here.
- For the Job (Police, Security, Mechanic): Durability comes first. You need a tactical flashlight that can take a beating, is waterproof, and can be used with one hand, even with gloves on. A simple tail switch and a strobe mode are must-haves.
Step 2: Understand the Beam: Lumens vs. Candela Explained
When you look at flashlights, you'll see two words everywhere: lumens and candela. They both measure light, but they tell you different things. Think of it like water from a hose.

Lumens: The Total Amount of Water Lumens measure the total amount of light that comes out of the flashlight. It’s the raw power. More lumens mean more light overall. A floodlight, for example, has very high lumens because its job is to light up a wide area, like a backyard or a worksite. If you want to fill a whole room with light, you want high lumens.
Candela: How Far the Water Shoots Candela measures the intensity of the light at its brightest point. It tells you how focused the beam is and how far it will travel. It's the "throw" of the light. A spotlight has very high candela because its job is to put a tight, bright beam on a target that's far away. If you need to see what’s making that noise at the other end of the field, you want high candela. A torch is often designed with high candela to create a focused beam.
Step 3: Look Beyond the Beam: Features That Really Matter
- Power Source (Batteries):
- Rechargeable (like 18650, 21700): Like your phone's battery. They are more powerful and save you money in the long run, but you have to remember to charge them. Perfect for frequent use.
- Disposable (like AA, CR123A): The batteries you find everywhere. They are easy to find and can be stored for years, making them ideal for an emergency kit.
- Durability and Materials:
- Body: Most of our flashlights are made of "aircraft-grade aluminum." In simple terms: it's the same stuff planes are made of. It's super light but incredibly tough against drops and impacts.
- Waterproof Rating (IP Rating): You'll see codes like "IP68." This just tells you how tough it is against water and dust. IP68 means you can drop it in a lake, and it will be perfectly fine. It’s built to survive the elements.
Types of Flashlights: The Right Tool for Every Task

Not all flashlights are created equal. Different situations call for different designs.
- Tactical Flashlight: Built for police, military, and self-defense. They are tough, easy to use under pressure, and have a powerful, focused beam to disorient threats.
- EDC (Everyday Carry) Flashlight: Small enough to carry in your pocket but powerful enough to be truly useful for daily tasks and unexpected situations.
- Headlamps: For hands-free lighting, nothing beats a headlamp. It puts the light exactly where you’re looking, which is perfect for camping, repairs, or running.
- Weaponlights: Mounted directly to a firearm, a weaponlight allows you to identify a target in low-light conditions while keeping both hands on your weapon.
- Spotlights and Floodlights: When you need to light up a huge area, you need these powerhouses. A spotlight gives you extreme distance, while a floodlight lights gives you a massive wall of light up close.
- Lanterns: For 360-degree light, a lantern is the perfect choice. A good camping lantern can light up an entire tent or picnic table.
Top Flashlight Brands You Can Count On
At Atomic Defense, we only stock brands we’d trust with our own lives. People often ask, "Which is better, Streamlight or Surefire? Fenix or Olight?" The truth is, they're all fantastic, but they have different strengths.
- Streamlight: A favorite among police officers and firefighters. A Streamlight flashlight is like a trusty work truck: incredibly durable, practical, and built for the daily grind. Their Stinger and TLR series are industry standards.
- Surefire: If you need a flashlight that is absolutely bombproof, you need a Surefire flashlight. Think of it as an armored vehicle. It’s trusted by military special forces where failure is not an option.

- Fenix: A Fenix flashlight offers an amazing combination of performance and durability. They are known for their cutting-edge tech, making them a favorite for serious adventurers who demand reliability.
- Olight: Olight has become a giant by packing incredible power and cool features, like magnetic charging, into compact designs. An Olight flashlight is perfect for EDC, often offering the most power for its size.
- Nitecore: Nitecore is a master of innovation, constantly pushing the boundaries of what a flashlight can do. If you want the latest tech and some of the brightest flashlight models on the market, look at Nitecore flashlight.
- Princeton Tec: Proudly made in the USA, Princeton Tec is the specialist you call for a specific mission. They are masters of hands-free lighting, creating some of the most dependable headlamps and waterproof lights for adventurers, industrial workers, and military personnel who need their hands for the task, not for their torch.
Pro Tips: Keep Your Flashlight Ready for Action
A great flashlight is an investment. Here’s how to make sure it works perfectly for years to come:
- Check Your Batteries: Don't let batteries die in your flashlight. If you're storing it for a long time, take them out to prevent corrosion. For rechargeable lights, top them off every few months.
- Clean the Contacts: Use a cotton swab and a little rubbing alcohol to gently clean the battery contacts once a year. This ensures a solid connection for maximum brightness.
- Lube the O-Rings: The little rubber rings on the threads are what keep water out. Dab a tiny bit of silicone grease on them once a year to keep the seal tight and waterproof.

Flashlights on Sale: Get the Best Gear for Less
Being prepared shouldn’t break the bank. At Atomic Defense, we believe everyone deserves access to high-quality, reliable lighting. That’s why we offer competitive pricing on all our flashlights, lanterns, and spotlights.
Check out our collection to find flashlights on sale from the top brands in the industry. Whether you need a simple EDC flashlight for your pocket, a tough tactical flashlight for work, or a bright camping lantern for your family, we’ve got your back. We stock a huge range of lights because we know that when it’s dark and you’re counting on your gear, only the best will do. Shop with us and get the light you need with the confidence that you’re getting a great deal.
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SureFire 623LMG-B - Mossberg 500/590 Integrated WeaponLight – 1000 Lumens, 200m Tactical Reach
$599.00Original price $599.00 - Original price $599.00Original price $599.00$599.00$599.00 - $599.00Current price $599.00| /SureFire 623LMG-B: Seamlessly Integrated 1,000-Lumen WeaponLight Forend for Mossberg 500/590 The SureFire 623LMG-B is a professional-grade replace...
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SureFire 628LMF-B Forend Weaponlight - 1,000-Lumen Beam for H&K MP5 SMG
Original price $649.00Original price $649.00 - Original price $649.00Original price $649.00Current price $584.00$584.00 - $584.00Current price $584.00| /628LMF-B | 1k Lumens for H&K Without Losing Your Grip The SureFire 628LMF-B Forend Weaponlight is a powerful light built right into the handgu...
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SureFire EDC1-DFT Turbo - 650 Lumens / 95,000 Candela
Original price $279.00 - Original price $309.00Original price $279.00 - Original price $309.00Original price $279.00From $251.00$251.00 - $278.00Current price $251.00| /SureFire EDC1-DFT Turbo: Powerful, Compact Flashlight with Exceptional Beam Distance The SureFire EDC1-DFT Turbo is an everyday carry flashlight ...
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SureFire G2X Law Enforcement Edition - 600 Lumens
Original price $99.00Original price $99.00 - Original price $99.00Original price $99.00Current price $89.00$89.00 - $89.00Current price $89.00| /SureFire G2X Law Enforcement Edition: Durable, High-Performance Flashlight with Superior Output Specifically Designed for Law Enforcement – Devel...
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SureFire G2ZX Combat Light - 600 Lumens
Original price $124.00Original price $124.00 - Original price $124.00Original price $124.00Current price $112.00$112.00 - $112.00Current price $112.00| /SureFire G2ZX Combat Light – Rugged, Reliable, and Tactical Performance A powerful, single-output LED flashlight designed specifically for handgu...
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SureFire G2Z-MaxVision Combat Light - 800 Lumens
$149.00Original price $149.00 - Original price $149.00Original price $149.00$149.00$149.00 - $149.00Current price $149.00| /SureFire G2Z-MaxVision Combat Light: Durable, High-Performance Lighting for Any Mission The SureFire G2Z-MaxVision Combat Light is a compact, hig...
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SureFire EDCL1-T - Everyday Flashlight - 500 Lumens
Original price $225.00Original price $225.00 - Original price $225.00Original price $225.00Current price $203.00$203.00 - $203.00Current price $203.00| /SureFire EDCL1-T: Powerful, Compact, and Reliable Everyday Carry Flashlight Compact and Powerful: The SureFire EDCL1-T is our smallest TIR lens-f...
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SureFire E2T MaxVision Tactician - 800 Lumens
$229.00Original price $229.00 - Original price $229.00Original price $229.00$229.00$229.00 - $229.00Current price $229.00| /SureFire E2T MaxVision Tactician: Compact, Versatile, and Powerful Tactical Flashlight The SureFire E2T MaxVision Tactician is a compact, dual-ou...
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SureFire E2D Defender - 1,000 Lumens
Original price $249.00Original price $249.00 - Original price $249.00Original price $249.00Current price $224.00$224.00 - $224.00Current price $224.00| /SureFire E2D Defender®: Ultra-Durable Tactical Light with High Performance The SureFire E2D Defender® is an everyday-carry tactical flashlight de...
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Streamlight TLR 3 - 170 Lumens Ultra lightweight, Compact & Waterproof
Original price $172.41 - Original price $197.94Original price $172.41 - Original price $197.94Original price $172.41From $114.00$114.00 - $126.00Current price $114.00| /Streamlight TLR-3®: Lightweight, Compact, and Reliable Tactical Weapon Light The Streamlight TLR-3® is a compact, ultra-lightweight, rail-mounted ...
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Modlite Multi-Mode Handheld PLHv3 18350 Light - 60,000 Candela Threat Disruption - 3-Hour Max Runtime - Made in USA
Original price $309.00 - Original price $309.00Original price$309.00$309.00 - $309.00Current price $309.00| /Modlite Multi-Mode Handheld PLHv3 18350 Light: The High-Candela Tactical Flashlight for Duty and EDC The Modlite multi-mode Handheld PLHv3 is...
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PLH V3 Modlite Light Head - 60,000 Candela - Dual-Fuel & Multi-Mode - Made in the USA
Original price $209.00 - Original price $209.00Original price$209.00$209.00 - $209.00Current price $209.00| /PLH V3 Modlite Light Head: The 1,500-Lumen Tactical Upgrade for Extreme Durability & Target Identification The Modlite PLHv3 Light Head is...
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Modlite ModButton™ Lite (Surefire/Modlite Plug)
Original price $78.00 - Original price $78.00Original price$78.00$78.00 - $78.00Current price $78.00| /ModButton Lite is a smaller lighter weight cousin to the original ModButton. The switch features the same momentary only activation as the original...
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Modlite 21700 5000MAH Protected Button Top Cell (2 Pack)
Original price $39.00 - Original price $39.00Original price$39.00$39.00 - $39.00Current price $39.00| /Modlite 21700 5000MAH Protected Button Top Cell ALL BATTERY SALES ARE FINAL. Batteries come with 2 batteries per pack. Button top Protected cell...
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Princeton Tec Remix RGB - 450 Lumens - 30 hours
5.0 (1)1 reviewOriginal price $59.99Original price $59.99 - Original price $59.99Original price $59.99Current price $46.99$46.99 - $46.99Current price $46.99| /Princeton Tec Remix RGB Headlamp - Versatile, Durable, and Multi-Color Lighting The Princeton Tec Remix RGB Headlamp is a versatile and reliable ...
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FUEL Modlite 18650 Rifle Light Package - Up to 95,000 Candela Output - Made in USA
Original price $398.00Original price $398.00 - Original price $398.00Original price $398.00Current price $350.00$350.00 - $350.00Current price $350.00| /Modlite FUEL 18650 Rifle Light Package: The Tactical Rifle Light for Uncompromising Duty Performance The Modlite FUEL 18650 Rifle Light Packag...
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Princeton Tec Vizz 550 RGB - 550 Lumens - 33 Hours
Original price $79.99Original price $79.99 - Original price $79.99Original price $79.99Current price $60.99$60.99 - $60.99Current price $60.99| /Princeton Tec Vizz 550 RGB - Versatile, High-Performance Waterproof Headlamp with Multicolor Lighting The Princeton Tec Vizz 550 RGB is a versati...
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Princeton Tec Quad Tactical - 78 Lumens - 60.5 Hours
Original price $69.99Original price $69.99 - Original price $69.99Original price $69.99Current price $45.99$45.99 - $45.99Current price $45.99| /Princeton Tec Quad Tactical The Quad Tactical is lit by four Ultrabright LEDs offering a wide, bright flood light.Features like a rugged and durab...
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Princeton Tec Helix Li - 300 Lumens - 110 Hours
Original price $89.99Original price $89.99 - Original price $89.99Original price $89.99Current price $74.99$74.99 - $74.99Current price $74.99| /Princeton Tec Helix Li Whether the evening brings you to the backyard or the backcountry, the Helix Li packs the goods. A micro-USB port powers up...
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SureFire XR1-A WeaponLight - 800 Lumens - Made in USA - Upgraded to XC3
Original price $299.00Original price $299.00 - Original price $299.00Original price $299.00Current price $269.00$269.00 - $269.00Current price $269.00| /This model has been discontinued. (Purchasing this product will now upgrade you for FREE to: XC3 WeaponLight: Which can be purchased by clicking he...
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SureFire P1RZ-B-DFT - 1.500 Lumens
Original price $269.00Original price $269.00 - Original price $269.00Original price $269.00Current price $242.00$242.00 - $242.00Current price $242.00| /SureFire P1RZ-B-DFT: High-Performance Flashlight with Unmatched Output and Durability The SureFire P1RZ-B-DFT is a tactical Dual Fuel LED combat ...
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SureFire 2211X WristLight - 300 Lumens
Original price $359.00Original price $359.00 - Original price $359.00Original price $359.00Current price $323.00$323.00 - $323.00Current price $323.00| /SureFire 2211X WristLight: Compact, Hands-Free Illumination with Tactical Precision The SureFire 2211X WristLight is a compact, lightweight wrist...
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SureFire 6PX Tactical - 600 Lumens - Compact Flashlight
Original price $125.00Original price $125.00 - Original price $125.00Original price $125.00Current price $113.00$113.00 - $113.00Current price $113.00| /SureFire 6PX Tactical: Durable, High-Performance Lighting for Any Situation Compact and Reliable Design: The SureFire 6PX Tactical is a modern ev...
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SureFire 6PX Pro - 600 Lumens - Dual-Output Flashlight
Original price $125.00Original price $125.00 - Original price $125.00Original price $125.00Current price $113.00$113.00 - $113.00Current price $113.00| /SureFire 6PX Pro: Durable Dual-Output Flashlight with Superior Performance The SureFire 6PX Pro is a high-performance, dual-output LED flashlight...
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SureFire FURY Dual Fuel Tactical - 1500 Lumens
Original price $259.00Original price $259.00 - Original price $259.00Original price $259.00Current price $233.00$233.00 - $233.00Current price $233.00| /SureFire FURY Dual Fuel Tactical Flashlight: Versatile, Powerful, and Built to Last The SureFire FURY Dual Fuel Tactical Flashlight is a versatil...
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SureFire FURY IntelliBeam Dual Fuel - 1,500 lumens
Original price $289.00Original price $289.00 - Original price $289.00Original price $289.00Current price $260.00$260.00 - $260.00Current price $260.00| /SureFire FURY IntelliBeam Dual Fuel: High-Performance Lighting with Adaptive Output The SureFire FURY IntelliBeam Dual Fuel is a smart, adaptable...
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Streamlight TLR 2 - 300 Lumens Weapon Light Laser
Original price $616.80Original price $616.80 - Original price $616.80Original price $616.80Current price $359.00$359.00 - $359.00Current price $359.00| /Streamlight TLR 2 | 300 Lumens Weapon Light Laser Streamlight TLR-2 is a rail-mounted tactical light with an integrated 650-660nm red laser for ...
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Streamlight TLR 2 HL - 1000 Lumens Rail Mounted Weapon Lights
Original price $654.79Original price $654.79 - Original price $654.79Original price $654.79Current price $379.00$379.00 - $379.00Current price $379.00| /Streamlight TLR 2 HL | 1000 Lumens Rail Mounted Weapon Lights The Streamlight TLR 2 HL is a high lumen rail-mounted tactical light with an integ...
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Haley Strategic Partners Thorntail X | Inline Light Mount for Most Surefire/Streamlight/Cloud Defensive/Modlite/Arisaka/Odin Weapon Lights | Fits M-LOK | Anodized Finish | Black
$45.00Original price $45.00 - Original price $45.00Original price $45.00$45.00$45.00 - $45.00Current price $45.00| /The Thorntail X M-LOK Inline Light Mount enables light placement in seven positions. The low profile design replaces the stock Picatinny (1913) rai...
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Modlite PLHv3 18350 Rifle Light Package - 60,000 Candela Light Coverage - Made in USA
Original price $279.00 - Original price $309.00Original priceFrom $279.00$279.00 - $309.00Current price $279.00| /Modlite PLHv3 18350 Rifle Light: The Rifle Light for 1500-Lumen Power and Heavy Recoil Protection The Modlite PLHv3 18350 Rifle Light Package gi...
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Modlite PLHv3 18650 Rifle Light Packages - 60,000 Candela Threat Disruption - Up To 75mins Runtime - Made in USA
Original price $279.00 - Original price $309.00Original priceFrom $279.00$279.00 - $309.00Current price $279.00| /Modlite PLHv3 18650 Rifle Light Package: The Duty Rifle Light for the Perfect Balance of Throw and Flood The Modlite PLHv3 18650 Rifle Light Pa...
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Modlite ModButton™ Lite (Laser Plug)
$78.00Original price $78.00 - Original price $78.00Original price $78.00$78.00$78.00 - $78.00Current price $78.00| /ModButton Lite is a smaller lighter weight cousin to the original ModButton. The switch features the same momentary only activation as the origina...
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Modlite ModButton™ Lite LINK
Original price $78.00 - Original price $78.00Original price$78.00$78.00 - $78.00Current price $78.00| /The ModButton™ Lite is a smaller, lighter cousin to the original ModButton™. The switch features the same momentary only activation as the origina...
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Holosun Technologies - Weapon Mounted Light - 500 Lumens - Fits Picatinny or Pistol - Anodized Finish - Black P.ID-K
$152.93Original price $152.93 - Original price $152.93Original price $152.93$152.93$152.93 - $152.93Current price $152.93| /The Holosun P.ID-K sets a new standard in compact weaponlights, offering a combination of power and precision. Featuring a powerful flashlight with...
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Holosun Technologies Holosun P.ID - Weapon Light Laser Combo - 1000 LumenIR Illuminator - Green Laser - Fits Picatinny or Pistol - Anodized Finish - Black
$282.34Original price $282.34 - Original price $282.34Original price $282.34$282.34$282.34 - $282.34Current price $282.34| /The Holosun Positive Identification Device offers illumination capability of up to 1000 lumens using a rechargeable power source. The P .ID Dual Br...
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Streamlight Polystinger LED - Rechargeable - 485 Lumens
Original price $235.96 - Original price $262.48Original price $235.96 - Original price $262.48Original price $235.96From $139.00$139.00 - $149.00Current price $139.00| /Streamlight Polystinger LED - designed for the broadest range of lighting needs at the best value If you're looking for a reliable and compact fl...
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What People Like You Are Saying
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