ANSI FL-1
Performance by mode
| Mode | Lumens | Runtime | Distance | Intensity |
|---|---|---|---|---|
| Burst | 5,800 | 3h | 610 m | 93000 cd |
| High | 2,000 | 3h 15min | 370 m | 35000 cd |
| Med | 800 | 4h | 230 m | 13300 cd |
| Low | 350 | 9h 20min | 150 m | 5800 cd |
| Eco | 30 | 105h | 30 m | 500 cd |
| Strobe | 3,000 | — | — | — |
| UV high | — | 7h 30min | — | — |
| UV low | — | 14h 30min | — | — |
Specifications
Size
Length: 154 mm · Head diameter: 43 mm
Weight
342 gm, including batteries
Batteries
Two Fenix ARB-L18-4000 Li-ion Rechargeable Batteries, included.
What's included
Two ARB-L18-4000 batteries; holster; lanyard; spare O-ring; USB-C charging cable
Key features
- Utilizes four Luminus SFT25R LEDs and one Luminus SST08 UV LED.
- Equipped with a high-precision 365 nm UV LED for authenticating credentials, security codes, etc.
- 5800 lumens maximum output, 610 meters maximum beam distance.
- Silent dual tactical switches at the light tail for instant burst and instant strobe.
- Flexisensa control toggle switch enables seamless switching among General mode, Lockout mode, and UV mode.
- Lamp body is made of high-intensity aluminum alloy.
- Powered by two included Fenix ARB-L18-4000 batteries.
- Light tail features a USB Type-C charging port with a waterproof sliding port cover.
- Battery level indicator in the functional switch shows the current battery level.
- Intelligent overheat protection and low-voltage warning.
Compare with other lights
User manual
Fenix TK35R user manual (.pdf)
Accessories
Related products
Learn more
All guides
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Lighting a Cottage Weekend: Why You Bring Three Lights, Not One
Why a cottage weekend needs three lights, not one — a walk-around for the path to the dock, a hands-free headlamp for the cabin, and a reach light for across the bay. A calm, plain-language setup.
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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.
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