Fenix
Fenix TK21R Rechargeable Tactical Flashlight
Fenix TK21R Rechargeable Tactical Flashlight
The Fenix TK21R Tactical Flashlight delivers powerful illumination with an output of up to 3,600 lumens and a beam throw reaching 524 yards. Built for demanding duty and everyday tactical carry, it features dual rear switches that allow for silent, single-handed operation across three brightness levels, Burst, and Strobe modes.
Crafted from durable anodized aluminum with an IP68 waterproof rating and 1-meter impact resistance, this rugged light offers reliable performance in extreme environments. It provides up to 72.5 hours of runtime and recharges rapidly in just 1.5 hours via a protected, hidden USB-C charging port.
Key Features
| Brand | Fenix |
| Model | TK21R |
| Product Type | Tactical Flashlight |
| Maximum Brightness | 3,600 lumens |
| Beam Distance | 524 yards |
| Maximum Runtime | 72.5 hours |
| Charging Time | 1.5 hours |
| Charging Port | USB-C |
| Material | Anodized Aluminum |
| Water Resistance | IP68 |
| Impact Resistance | 3.3 ft (1 m) |
| Item Dimensions | 1.42 in x 1 in x 6.04 in |
| Item Weight | 7.84 oz |
| Light Modes | 3 Brightness Levels, Burst, Strobe |
| Light Source | LED |
| Warranty | 5 Years Manufacturer Warranty |




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Materials & care
Constructed from anodized aluminum. Keep the hidden USB-C charging port closed when exposed to moisture or dirt, and wipe the exterior clean with a damp cloth.
How to use
Operate the flashlight using the dual rear tactical switches for silent single-handed control. Access three brightness levels or activate Burst and Strobe modes directly from the tail switch interface.
Warranty
5 years manufacturer warranty post the purchase date.What's included
- Fenix TK21R flashlight
- USB-C charging cable
- Holster
- Lanyard
Frequently asked questions
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