ANSI FL-1
Performance by mode
| Mode | Lumens | Runtime | Distance | Intensity |
|---|---|---|---|---|
| Turbo | 3,000 | 2h 50min | 475 m | 56600 cd |
| High | 1,000 | 3h 10min | 265 m | 17620 cd |
| Med | 350 | 7h | 150 m | 5860 cd |
| Low | 150 | 21h 20min | 100 m | 2500 cd |
| Eco | 30 | 48h 20min | 45 m | 490 cd |
| Strobe | 3,000 | — | — | — |
Specifications
Size
Length: 152 mm · Body diameter: 25.4 mm · Head diameter: 34 mm
Weight
204 gm, including battery
Batteries
One ARB-L21-5000 Li-ion Rechargeable Battery, included.
What's included
ARB-L21-5000 V2.0 Li-ion battery; USB Type-C charging cable; lanyard; holster; 2 x spare O-rings
Key features
- 3000 lumens maximum output; 475 meters maximum beam distance.
- One Luminus SFT70 LED with a lifespan of 50,000 hours.
- Included a Fenix ARB-L21-5000 V2.0 rechargeable Li-ion battery.
- Advanced Pulse-Frequency Transmission System (APF).
- Instant activation and strobe with the dual tactical tail switches.
- Hidden USB Type-C charging port.
- Internal dual-spring structure ensures stable lighting even under severe impact.
- Made of durable A6061-T6 aluminum.
- Premium type HAIII hard-anodized anti-abrasive finish.
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User manual
Fenix TK20R V2.0 user manual (.pdf)
Accessories
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Learn more
All guides
Guides featuring this light
-
Why Long-Range Flashlights Matter Outside the City
Why a long-range flashlight matters outside the city — rural properties, cottage roads, docks, and trails where you need to see 100–300 metres into real darkness.
-
Do You Really Need 3,000 Lumens?
How many lumens do you actually need? A plain-language scale that matches brightness to the job, why low mode matters more than turbo, and what high output really costs.
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