Last Updated on May 26, 2025
If you enjoy night walks, hunting, camping, or need a dependable emergency light, a high-performance flashlight can make all the difference. The Fenix TK16 V2.0 Tactical Flashlight stands out as one of the most powerful and rugged options on the market. Manufactured by Fenix, a trusted name in tactical lighting, this flashlight offers unmatched brightness, durability, and intuitive functionality for both everyday carry and professional tactical use. In this Fenix TK16 review, we take a closer look at one of the most trusted tactical flashlights known for its power, durability, and rapid response features.
Whether you’re in law enforcement, the military, or just someone who needs reliable illumination in critical situations, the Fenix TK16 V2.0 Tactical Flashlight is engineered to deliver.
Technical Features of the Fenix TK16 V2.0 LED Flashlight
| Feature | Fenix TK16 (2015) | Fenix TK16 V2.0 (2025) |
|---|---|---|
| Max Brightness | 1000 lumens | 3100 lumens |
| Beam Distance | 240 meters | 380 meters |
| Peak Beam Intensity | 14,400 cd | 36,100 cd |
| Battery Type | 18650 / CR123A | 21700 Rechargeable Li-ion |
| Rechargeable | No | Yes (USB-C) |
| Light Modes | 5 Modes | 5 Modes |
| Mode Levels | Eco, Low, Medium, High, Turbo | Eco, Low, Medium, High, Turbo |
| Strobe Mode | Yes | Yes |
| Max Runtime (Eco) | 150 hours | 43 hours |
| Runtime (Turbo) | 1 hr 10 min | 2 hrs 40 min |
| Body Material | Aircraft-grade Aluminum | A6061-T6 Aluminum Alloy |
| Lens Type | Ultra-clear glass w/ coating | Toughened ultra-clear with AR coating |
| LED Type | Cree XM-L2 U2 | Luminus SST70 |
| Water Resistance | IPX8 | IP68 (up to 2m submersion) |
| Impact Resistance | 1 meter | 1.5 meters |
| Length | 140 mm | 143 mm |
| Head Diameter | 34 mm | 34 mm |
| Body Diameter | 25.4 mm | 26 mm |
| Weight (No Battery) | 122g | 112g |
| Tail Switch | Dual Tactical Switch | Dual Tactical Switch |
| Pocket Clip | Yes | Yes (Upgraded) |
| Strike Bezel | Standard Tactical | Stainless Steel with Tungsten Steel Tips |
| Price | N/A |  Check Today’s Price On Amazon |
Why Choose the Fenix TK16 V2.0 Tactical Flashlight: Fenix TK16 Review 2025
The TK16 V2.0 is one of the most advanced tactical flashlights in its class. Unlike its predecessor, this version offers triple the brightness, enhanced durability, and USB-C rechargeable convenience. It’s an ideal lighting tool for tactical professionals, security personnel, and outdoor enthusiasts who need a flashlight that performs under pressure.
You can depend on the Fenix TK16 V2.0 Tactical Flashlight in self-defense, emergency situations, or rugged environments. It’s compact enough to carry daily yet powerful enough to light up an entire field. In this Fenix TK16 review, we’ll uncover what makes it a reliable companion for high-stress scenarios.
Key Benefits at a Glance
- Blinding Brightness: 3100 lumens to illuminate wide areas or focus on distant targets up to 380 meters.
- Reliable Battery: Comes with a 5000mAh 21700 rechargeable Li-ion battery and USB-C charging support.
- Dual Tactical Switches: Instantly access strobe or turbo mode with one-handed tail operation.
- Built to Last: Aircraft-grade aluminum body with IP68 waterproof rating and 1.5-meter impact resistance.
- Smart Features: Low-voltage warning, reverse polarity protection, and intelligent memory circuit.
Related: Fenix UC35 Review – USB Rechargeable 960 Lumen Flashlight
Detail Features of the Fenix TK16 V2.0 Flashlight
The Fenix TK16 V2.0 Tactical Flashlight is engineered for those who need a tough, bright, and reliable light source. Here’s a closer look at what makes it stand out.
Built for Tactical Performance and Reliability
When it comes to tactical flashlights, few models match the balance of power and durability found in the Fenix TK16. It features dual tail switches, instant strobe access, and a maximum output of 3100 lumens—making it ideal for law enforcement and emergency use.
Uses Luminus SST70 LED with 50,000-Hour Lifespan
At the heart of the TK16 V2.0 is the powerful Luminus SST70 LED, offering an incredible 3100-lumen output. With a 50,000-hour lifespan, you’ll get years of use without worrying about performance decline.
Rugged Dual-Layer Aluminum Construction
Built from A6061-T6 aircraft-grade aluminum, this flashlight is made to withstand tough handling. The dual-layer body enhances structural integrity, while the hard-anodized finish resists scratches and corrosion—ideal for outdoor and tactical operations.
Waterproof and Impact Resistant
Whether it’s raining or you’re traversing rugged terrain, the TK16 V2.0 holds up. It has an IP68 waterproof rating, meaning it can survive submersion up to 2 meters for 30 minutes. Plus, it’s impact-resistant up to 1.5 meters, so drops aren’t a concern.
Instant Access with Dual Tactical Tail Switches
The dual-switch design at the tail offers instant and intuitive access. One switch provides momentary-on or constant-on lighting, while the smaller switch lets you cycle through modes and activate the strobe instantly—even when off. This setup is perfect for fast reactions in self-defense or tactical situations.
Multiple Brightness Modes + Strobe
Adapt to any lighting condition with five brightness modes:
- Turbo: 3100 lumens (2 hrs 40 min)
- High: 1000 lumens
- Medium: 350 lumens
- Low: 150 lumens
- Eco: 30 lumens (43 hours runtime)
The strobe mode (3100 lumens) is highly disorienting—perfect for emergencies or defensive use.
Rechargeable & Long-Lasting Battery
The flashlight includes a 21700 rechargeable Li-ion battery, ensuring longer runtime. It supports USB-C fast charging, and a low-voltage indicator warns when battery levels drop.
✅ Tip: The battery is easily removable, making it convenient to carry a spare for field use.
Smart Features That Add Value
The TK16 V2.0 isn’t just about brute power. It includes smart safety and usability features like:
- Low-voltage warning indicator (flashes every 5 minutes when low)
- Reverse polarity protection to prevent battery damage
- Digitally regulated output for consistent brightness
- Intelligent memory circuit to remember your last-used mode
Includes Handy Accessories
Every purchase of the Fenix TK16 V2.0 Tactical Flashlight typically includes:
- A 21700 rechargeable battery
- USB Type-C charging cable
- A durable holster
- Pocket clip for EDC use
- Spare O-rings and user manual
This makes it field-ready straight out of the box.
Everyday Carry Friendly Design
Despite its robust features, the TK16 V2.0 is still compact and sleek enough for everyday carry. Weighing just 112g without the battery, it won’t weigh you down. The upgraded pocket clip and included holster make it easy to access during an emergency.
Related: Fenix PD32 Review – Compact 900 Lumen Upgraded LED Flashlight
Comparison: Fenix TK16 V2.0 vs. PD35 TAC vs. TK15 vs. TK22 TAC
| Feature | Fenix TK16 V2.0 | Fenix PD35 TAC | Fenix TK15 | Fenix TK22 TAC |
|---|---|---|---|---|
| Max Lumens | 3,100 lumens | 1,000 lumens | 400 lumens | 2,800 lumens |
| Beam Distance | 380 meters | 200 meters | 252 meters | 405 meters |
| Battery Type | 21700 Rechargeable (included) | 18650 Rechargeable or 2x CR123A | 18650 Rechargeable or 2x CR123A | 21700 Rechargeable (included) |
| Size (Length x Head) | 143 mm x 34 mm | 137 mm x 25.4 mm | 143.5 mm x 34 mm | 154 mm x 40 mm |
| Weight (no battery) | 112 grams | 89 grams | 152 grams | 155 grams |
| Special Features | Dual tail switch, instant strobe, robust body | Tactical tail + side switch, compact size | Tactical tail, 4 brightness levels | Rotary & tail switch, designed for tactical use |
| Best For | Tactical, military, emergency, EDC | Compact EDC & tactical use | Older tactical applications | Military, law enforcement, rugged use |
📌 Note: The Fenix TK15 is an older model with lower output and fewer features compared to the others.
Troubleshooting Guide
| Issue | Possible Cause | Solution |
|---|---|---|
| Flashlight won’t turn on | Plastic insulation disc not removed, incorrect battery placement | Remove insulation disc, insert battery correctly, and tighten both ends |
| Not reaching full brightness | Battery not fully charged or wrong type used | Use ARB-L21-5000U/4000P; fully charge or replace the battery |
| Battery not charging | Faulty battery or adapter issues | Try another outlet, clean contacts, or contact Fenix support if problem persists |
How to Charge the Fenix TK16 V2.0
- Plug the USB Type-C cable into a power source.
- Connect the other end to the flashlight.
- The indicator light will glow red while charging, and turn green when full.
- If the indicator blinks or doesn’t light up, check the adapter or battery contacts.
A low battery warning will flash every 5 minutes when voltage is low—reminding you to recharge in time.
Frequently Asked Questions (FAQs)
1. How bright is the Fenix TK16 V2.0?
It delivers an intense 3100 lumens, ideal for tactical use, self-defense, and outdoor exploration.
2. What type of battery does it use?
It runs on a 21700 rechargeable Li-ion battery, included in the package.
3. How many brightness levels are there?
Five levels: Eco, Low, Medium, High, Turbo + Strobe mode.
4. What’s the beam distance?
It can reach up to 380 meters, making it suitable for large outdoor areas or long-range visibility.
5. Is it waterproof?
Yes. The TK16 V2.0 has an IP68 rating, allowing submersion up to 2 meters for 30 minutes.
6. Is the strobe mode accessible instantly?
Absolutely! The dual tail switch design allows quick activation, even when the flashlight is off.
7. Is it good for law enforcement or military use?
Yes. Its durability, brightness, compact design, and strike bezel make it perfect for professional tactical use.
Final Verdict: Fenix TK16 V2.0 Review
After testing the Fenix TK16 V2.0 Tactical Flashlight, it’s easy to understand why it’s a top pick among professionals and outdoor enthusiasts. With a blinding 3100-lumen output, intuitive dual switch, USB-C rechargeability, and rugged aluminum body, it checks every box for a modern tactical light. To sum it up, this Fenix TK16 review proves that the flashlight is a top-tier tactical companion, offering reliable performance in the most demanding situations.
🔻 Drawbacks: The strike bezel is permanent and may make pocket-carry uncomfortable. Also, it may accidentally activate if not properly stored.
That said, the Fenix TK16 V2.0 Tactical Flashlight is a powerhouse—ideal for camping, hiking, emergency kits, or patrol duty. If reliability and performance are your top priorities, this flashlight is worth every penny.