Customer Review: Fenix TK16 Long Throw Tactical Flashlight

Last Updated on February 16, 2025

If you enjoy night walks, hunting, camping, or need a reliable emergency light, a high-performance flashlight is a must-have. Fenix, a leading brand in the industry, is known for producing top-quality flashlights designed for durability and superior performance.

One of its standout models, the Fenix TK16, is a powerful tactical flashlight that excels in self-defense, outdoor adventures, and emergency situations. Engineered for maximum brightness, durability, and ease of use, the TK16 is a versatile lighting tool for those who demand reliability in high-stress environments.

Read this detailed Fenix TK16 review to explore its key features, performance, and why it’s considered one of the best Fenix flashlights on the market today.

Technical Features of the Fenix TK16 LED flashlight

Features	Fenix TK16 Flashlight
Maximum Brightness:	1000 lumens
Minimum Brightness:	10 Lumens
Maximum Run-time:	150 hours (10 lumens)
Minimum Run-time:	1 hour & 10 minutes (1000 lumens)
Beam Distance:	240 Meters
Impact Resistance:	1 meter
Modes:	5 (1000, 400, 150, 10, 1000(strobe))
LED:	Cree XM-L2 U2
Body:	Aircraft-grade aluminum
Waterproof standard:	IPX-8 (Underwater: 2 meters)
Length:	140 mm
Weight:	122 grams
Battery Include:	Yes (Two CR123A Lithium)
Price:	Check Today’s Price On Amazon

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Today, we are going to review the Fenix TK16 Dual tactical tail switch flashlight. This light is ideal for use in emergency situations as it has a dual switch that allows the user to access strobe mode on the go. Furthermore, the flashlight is compactly designed for easy handling with a sleek body design. It has an anti-slip body and can defy tough conditions.

Detail Features of the Fenix TK16 flashlight

Uses Cree XM-L2 U2 LED with a lifespan of 50 000 hours
Durable aircraft-grade aluminum body
Toughened ultra-clear glass lens with anti-reflective coating
Premium type III hard-anodized anti-abrasive finish
Low-voltage warning function
Reverse polarity protection
Specialized remote pressure switch integration
Dual spring design
Waterproof to IPX8 standard
Tactical tail switch
Tail mode switch
4 light modes and strobe
Anti-roll, slip-resistant body design
Intelligent memory circuit

Why should you choose the TK16 LED light?

Fenix is a trusted brand with a wide range of flashlights. The TK16 dual tactical tail switch light is one of the latest models. It is compactly designed and very easy to use. The flashlight is created for tactical and everyday use. You will never be disappointed with this flashlight as it has lots of features to offer.

General features of the Fenix TK16 dual tail switch flashlight

The TK16 is one of the latest Fenix flashlights in the TK series. It can be operated with one hand, and it is lightweight. The strike bezel, together with the strobe mode, makes this flashlight to be a wonderful defensive weapon. That’s why it is considered great for law enforcers, hunters, and outdoor lovers.

Durable dual-layer construction

Before you purchase a flashlight, it is vital that you inspect its construction. The TK16 flashlight is sturdily made of a durable aircraft-grade aluminum body. In addition, the body is a dual-layer for extra sturdiness. Moreover, it has a toughened ultra-clear glass lens with an anti-reflective coating. It is suitable for outdoor use as it is waterproof and can resist the impact of up to 1 meter. This is a flashlight that will last for a long before you need a new one.

Dual tactical tail switch for easy access

If you are going to use a flashlight in emergency situations, you need one with an easy-to-use interface. The new TK16 rechargeable flashlight has a dual tactical tail switch with one large and small mode switch on the tail cap. The large one is for instant operation, while the small one is for cycling through the different 4 light modes and strobe. Also, the strobe mode can be activated through the small switch even when the flashlight is switched off.

4 light modes and strobe

As the surrounding changes, so do the lighting needs. The TK16 will help you change to different light modes as per your environment or lighting conditions. If you go in a totally dark area, you can switch it to high or turbo mode for extreme brightness. Other light modes are low, medium, and strobe modes. When in turbo mode, the light can reach up to 240 meters.

Special features

This is not just any regular flashlight. It comes with additional features that make it perform even better. Such features include reverse polarity protection, an intelligent memory circuit, a low voltage warning function, and digitally regulated output.
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Holster or pocket clip for easy storage

The flashlight is sleekly designed and not a burden to carry or hold in the hands. After using the flashlight, you need to keep it close to you so that you can easily remove it in an emergency. The holster and pocket clip make this possible for you.

Powered by CREE XM-L2 U2 LED

This is the newest LED technology in the industry. This chip is indestructible, and you will rely on it for many years to come. The LED has a lifespan of 50 000 hours, which is just incredible.

Great accessories included

Apart from the amazing features offered by Fenix, the TK16 LED light has extra accessories such as a battery charger, 2 X EdinsonBright CR123A lithium batteries, and Fenix ARB-L2M protected 18650 rechargeable Li-ion battery and holster.

Troubleshooting guide:

Issue	Possible Cause	Solution
Flashlight won’t turn on	Plastic insulation disc not removed Batteries inserted incorrectly Tail cap or head not fully tightened	Remove the plastic insulation disc inside the flashlight body’ Ensure batteries are inserted with the positive (+) end toward the head (LED) of the flashlight. Tighten both the tail cap and head securely.
Flashlight not reaching maximum brightness	Using an incompatible battery Battery not fully charged	Use only the ARB-L21-5000U or ARB-L21-4000P batteries, as the TK16 V2 requires these due to its APF system. Charge the battery until the indicator shows full charge. If issues persist, consider replacing the battery.
Battery not charging	Faulty battery	If the battery doesn’t charge or the indicator light behaves unexpectedly, contact Fenix customer support for a replacement.

How to charge Fenix TK16 Flashlight?

The Fenix TK16 is a reachable flashlight that comes with a fast type-C charging cable. It uses an 1850 battery to store the charge, and the nominal battery voltage is 3.5 volts.
If the battery drops below, there is a low battery indicator light that notifies you every 5 minutes by blinking three times.
First, plug the charging cable into an electric outlet and charge it until the battery indication light turns red to green.
If the battery is not charging, check the charging adapter if there is any dirt and measure the electrical outlet voltage.

Comparison of the Fenix TK16 V2.0, PD35 TAC, TK15, and TK22 TAC flashlights:

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 Diameter)	143 mm x 34 mm	137 mm x 25.4 mm	143.5 mm x 34 mm	154 mm x 40 mm
Weight	112 grams (excluding battery)	89 grams (excluding battery)	152 grams (excluding battery)	155 grams (excluding battery)
Special Features	Dual tactical tail switch; instant strobe activation; durable design suitable for tactical use	Tactical tail switch; mode selection via side switch; compact and pocket-friendly design	Tactical tail switch; four brightness levels; designed for outdoor and tactical applications	Rotary switch for mode selection; dual-function tactical tail switch; designed for military and law enforcement use

Note: The Fenix TK15 is an older model with lower output compared to the others.

Fenix TK16 Review- Our Final Verdict

After looking at the amazing features of the Fenix TK16 flashlight, you might think that it doesn’t have flaws of its own. But this is very wrong. Although the Fenix TK16 is well built and performs well, removing the anti-roll ring is almost impossible. If you fully read the Fenix TK16 Review, then you will understand it is a good flashlight to buy. Also, it activates itself accidentally when placed in the pocket. All-in-all, this is a wonderful flashlight to acquire for your daily activities such as hunting, hiking, camping, emergency situations, and many others.

Frequently Asked Questions (FAQs)

How bright is the Fenix TK16 flashlight?
- The Fenix TK16 delivers a maximum brightness of 1000 lumens, making it a powerful tactical flashlight.
What type of battery does the Fenix TK16 use?
- It runs on a single 18650 rechargeable Li-ion battery or two CR123A batteries as an alternative.
How many brightness levels does the Fenix TK16 have?
- It features five brightness levels: Turbo (1000 lumens), High (400 lumens), Medium (150 lumens), Low (10 lumens), and Strobe (1000 lumens).
What is the beam distance of the Fenix TK16?
- The maximum beam distance is 240 meters (787 feet), making it ideal for tactical and outdoor use.
Does the Fenix TK16 have a strobe mode?
- Yes, it has a 1,000-lumen strobe mode for self-defense and emergency situations.
Is the Fenix TK16 waterproof?
- Yes, it has an IPX8 waterproof rating, meaning it can be submerged in up to 2 meters of water for 30 minutes.
What is the runtime of the Fenix TK16 on different brightness modes?
- The runtime varies based on brightness settings:
  - Turbo (1000 lumens): ~1 hour 10 minutes
  - High (400 lumens): ~3 hours 25 minutes
  - Medium (150 lumens): ~10 hours
  - Low (10 lumens): ~150 hours
Does the Fenix TK16 have a dual switch system?
- Yes, it has a tactical tail switch with instant access to momentary-on and strobe functions.
Is the Fenix TK16 suitable for self-defense?
- Yes, its strobe mode, tactical design, and strike bezel make it a solid choice for self-defense.
Is the Fenix TK16 a good flashlight for law enforcement or military use?

Absolutely! Its durability, brightness, waterproof rating, and strobe mode make it a reliable tactical flashlight for law enforcement, security, and military applications.