Olight R20 Javelot flashlight review

900 lm output
24700 cd intensity
1 x special 18650 Li-Ion battery

The Olight R20 Javelot flashlight was released in 2015. It uses Cree XP-L HI LED, SMO reflector and 1 x special 18650 Li-Ion battery. The powerful emitter in this flashlight provides up to 900 lm output, 24700 cd intensity, and a beam distance of 314 m.

Curious to see if this flashlight impresses? Read on!

Table of Contents

  • Olight R20 Javelot specifications
    • Body, materials, weight, colors
    • System, LED, lens, reflector
    • Performance, flux, intensity, throw
    • Software, user interface, modes
    • Features, battery, protections
    • Accessories, package contents
    • Links
  • Conclusion, pros and cons
  • Photos
  • Comparisons

The content of this article reflects our own experiences and viewpoints. We aim to offer insights on a topic, and we hope others find it helpful and motivating. Additionally, we make every effort to provide accurate and comprehensive coverage.

Olight R20 Javelot / R20JAVELOT

The R20 Javelot is a powerful and reliable flashlight. It has impressive illumination and durable construction. This light has 3 modes of lighting. The memory function is a nice feature, the light will remember the last used mode. The USB charger port lets you charge this flashlight.

Olight R20 Javelot specifications

NameR20 Javelot
Rated 4 / 5 based on 1496 user votes.

This Olight flashlight is compact and handheld.

Olight R20 Javelot / 1

Body, materials, weight, colors

Weight86 g
Length132 mm
Body diameter24 mm
Head diameter31.5 mm
Materialaluminium alloy with HAIII hard-anodized finish

The flashlight is lightweight and easy to handle for most people. A smaller flashlight is easier to carry in a pocket, bag, or pouch. The aluminium body of the R20 Javelot has a reputation for being durable and strong. The HAIII process makes a hard and wear-resistant surface on the aluminum. The R20 Javelot flashlight is available in black.

Olight R20 Javelot / 3

System, LED, lens, reflector

EmitterCree XP-L HI LED
Color temperature5000 K
Lenstoughtened AR coated glass
Switchmechanical rear

Cree is a US-based LED manufacturer. It is well-regarded for its high-quality products and innovation in lighting. Color temperature is used to quantify the color appearance of light sources. The R20 Javelot has a smooth reflector. It gives you a better hotspot, and it throws better. The AR coating is thin and applied to the lens surface. Mechanical switches are usually robust. The rear switch allows for quick and easy momentary or constant-on activation.

Olight R20 Javelot / 2

Performance, flux, intensity, throw

Flux900 lm
Intensity24700 cd
Throw314 m
CD/LM factor27.44

With 900 lm, the R20 Javelot flashlight will offer a brighter and more powerful beam of light. The R20 Javelot flashlight has 24700 cd, it can light objects at greater distances. The throw is the distance in meters at which the flashlight produces a light intensity of 0.25 lux. The cd/lm factor is the candela-to-lumen ratio. It shows how concentrated a light source's output is.

Olight R20 Javelot / 4

Software, user interface, modes

Modes3 modes
Mode memoryyes
Ramping modeno

A flashlight's modes are different output settings or brightness levels. The flashlight has mode memory. It remembers the mode you were using when the light was last turned off.

Olight R20 Javelot / 5

Features, battery, protections

Battery1 x special 18650 Li-Ion battery
Battery indicatoryes
Charger portmicroUSB
Thermal regulationno

The Olight R20 Javelot flashlight is powered by 1 x special 18650 Li-Ion battery. The battery indicator lets you know when the battery is low, charging, or fully charged. This flashlight can charge the battery with a built-in charger. This flashlight has built-in low voltage protection (LVP). It prevents damage from over-discharge. This light does not have temperature control feature. The "8" in the IPx8 rating means the highest level of protection.

Accessories, package contents

Package contentslanyard
microUSB cable
special 18650 battery

It comes with a battery. The battery must be fully charged before you first use your R20 Javelot. The lanyard prevents accidental loss of the flashlight.

Official sitehttps://olightworld.com/

Conclusion, pros and cons

This Olight flashlight, like any other, has its strengths and weaknesses. Let's take a close look at both sides to understand this flashlight better. I share my thoughts on its standout features and the parts that might need improvement. Keep in mind, these are just my opinions, and you might have a different perspective.


  • lightweight
  • aluminium body
  • warm light
  • AR coated lens
  • tactical switch
  • super bright
  • multiple modes
  • mode memory
  • battery indicator
  • USB charger
  • low-voltage protection
  • waterproof
  • battery included


  • no thermal regulation
  • no auxiliary LEDs
  • non-magnetic


Olight R20 Javelot / R20JAVELOT photo 1.
Olight R20 Javelot / R20JAVELOT photo 2.
Olight R20 Javelot / R20JAVELOT photo 3.
Olight R20 Javelot / R20JAVELOT photo 4.
Olight R20 Javelot / R20JAVELOT photo 5.
Olight R20 Javelot / R20JAVELOT photo 6.
Olight R20 Javelot / R20JAVELOT


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Updated: April 23, 2024

David Hagon
I love bushcraft and flashlights. I find joy in mastering wilderness survival skills and exploring the realm of illuminating gadgets. Bushcraft isn't just fun, it's a learning journey. I form a strong bond with nature. It's more than a hobby, it enriches me in practical and spiritual ways.