Fenix E18R V2.0 Reference ManualUpdated an hour ago

The Fenix E18R V2.0 is an ultra-compact high-performance EDC flashlight. This summary is drawn from the manufacturer's official user manual — see the downloadable PDF reference manual on the product page for complete details.

Overview

The E18R V2.0 delivers up to 1200 lumens maximum output and 146 meters maximum beam distance from a Luminus SST40 cold-white LED rated for a 50,000-hour lifespan, powered by an included ARB-L16-800P rechargeable Li-ion battery with USB Type-C charging.

1200 lumens maximum output and 146 meters maximum beam distance.
Utilizes a Luminus SST40 cold white LED with a lifespan of 50,000 hours.
Includes one ARB-L16-800P rechargeable Li-ion battery.
USB Type-C charging.
Magnetic tail for hands-free use.
Two-way clip permits carrying bezel up or bezel down.
Simple output selection with the side switch.
Lockout function avoids accidental activation.
Boot-up battery level indication.
Made of A6061-T6 aluminum with premium type HAIII hard-anodized anti-abrasive finish.
Size: 2.64" x 0.87" x 0.87" / 67 x 22 x 22 mm.
Weight: 1.98 oz / 56 g (excluding battery).

Operating Instructions

On/Off: Press and hold the side switch for 0.5 seconds to turn on/off the light.

Output Selection: With the light on, single click the side switch to cycle through Moonlight → Low → Med → High → Turbo.

Strobe: Press and hold the side switch for 1.2 seconds to enter Strobe; it returns to the previously used mode on exit.

Intelligent Memory Circuit: The light memorizes the last selected output, excluding Turbo and Strobe.

Lock/Unlock: With the light off, double click the side switch to lock (flashes twice); double click again to unlock.

Battery Specifications

Fenix ARB-L16-800P (16340, 3.6V): Recommended.
Fenix ARB-L16 Series (16340, 3.6V): Usable.
Non-rechargeable Lithium Battery (CR123A, 3V): Usable (no charging).
Rechargeable LiFePO4 Battery (16340, 3.2V): Banned.

Battery Replacement: Unscrew the light tail and insert the battery with the anode side (+) towards the light head, then screw the light tail back on.

Charging

Switch off the light, plug the USB-A end into an outlet, then connect the USB Type-C end to the light. The indicator displays red while charging and turns green when full; close the anti-dust cover after charging. Normal charging time is about 1 hour 20 minutes. Recharge a stored light every four months.

Battery Level Indication

Green on: saturated 100–85%. Green flashes: sufficient 85–50%. Red on: poor 50–25%. Red flashes: critical 25–1%. (Works only with a Fenix ARB-L16-800P battery.)

Low-Voltage Warning

When voltage drops below the preset level, the flashlight downshifts until Moonlight is reached, then blinks red constantly to prompt recharging. (Works only with a Fenix ARB-L16-800P battery.)

Technical Parameters (ANSI/PLATO FL1, Fenix ARB-L16-800P battery)

Turbo: Output 1200 lumens, Runtime 1 hour*, Distance 146 m, Intensity 5397 cd, Impact Resistance 1 m, Submersible IP68
High: Output 350 lumens, Runtime 2 hours, Distance 81 m, Intensity 1661 cd, Impact Resistance 1 m, Submersible IP68
Med: Output 150 lumens, Runtime 3 hours 20 minutes, Distance 53 m, Intensity 714 cd, Impact Resistance 1 m, Submersible IP68
Low: Output 30 lumens, Runtime 17 hours, Distance 9 m, Intensity 137 cd, Impact Resistance 1 m, Submersible IP68
MoonLight: Output 1 lumen, Runtime 228 hours, Intensity 4 cd, Impact Resistance 1 m, Submersible IP68
Strobe: Output 1200 lumens, Impact Resistance 1 m, Submersible IP68

Specifications are Fenix lab testing results using one Fenix ARB-L16-800P battery at 21±3°C and 50–80% humidity. *Turbo/High runtime includes output at reduced levels due to the temperature protection mechanism.

Usage and Maintenance

Disassembling the sealed head can cause damage to the light and will void the warranty.
Fenix recommends using an excellent quality battery.
If the light will not be used for an extended period, remove the battery to avoid damage from electrolyte leakage or explosion.
Lock the light or remove the battery to prevent accidental activation during storage or transportation.
Long-term use can result in O-ring wear; replace with an approved spare to maintain a proper water seal.

What's Included

Fenix E18R V2.0 flashlight, Fenix ARB-L16-800P rechargeable Li-ion battery, USB Type-C charging cable, lanyard, spare O-ring, product leaflet, user manual, warranty card.

Was this article helpful?

Yes