Olight Perun 2 headlamp review

unspecified LED
2500 lm output
6889 cd intensity
1 x special 21700 Li-Ion battery

The Olight Perun 2 headlamp was released in 2020. It uses unspecified LED, TIR reflector and 1 x special 21700 Li-Ion battery. The powerful emitter in this headlamp provides up to 2500 lm output, 6889 cd intensity, and a beam distance of 166 m.

Wondering if this Olight headlamp is a must-have? Keep reading to find out!

Table of Contents

  • Olight Perun 2 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 Perun 2 / PERUN2

The Perun 2 headlamp stands out as a versatile and high-performance lighting solution. TIR lens plays a significant role in shaping the beam pattern of the Perun 2 flashlight. This light has 5 modes of lighting. The Perun 2 flashlight recalls the last used mode. This USB rechargeable flashlight has become popular.

Olight Perun 2 specifications

NamePerun 2
Rated 4 / 5 based on 1348 user votes.

Headlamps have a light attached to a headband. This allows users to wear them without using their hands.

Olight Perun 2 / 6

Body, materials, weight, colors

Weight161 g
Length120.7 mm
Body diameter27 mm
Head diameter28.6 mm
Materialaluminium alloy with HAIII hard-anodized finish

The Perun 2 is generally comfortable to hold for a long time. Consider the length of the flashlight, it should fit comfortably in your chosen way to carry it. The aluminium body of the Perun 2 has excellent thermal conductivity. The body of Perun 2 flashlight treated with a Type III hard-anodized, anti-abrasive finish. The Perun 2 offers an impressive assortment of captivating colors: black, orange.

Olight Perun 2 / 8

System, LED, lens, reflector

Emitterunspecified LED
Color temperature6000 K
Switchelectronic front

Warm, white light is generally more comfortable. The Perun 2's TIR lens is made of a single piece of transparent material. The electronic switches may have a higher chance of standby drain.

Olight Perun 2 / 4

Performance, flux, intensity, throw

Flux2500 lm
Intensity6889 cd
Throw166 m
CD/LM factor2.76

The 2500 lm output of Perun 2 provides great flexibility. The Perun 2 flashlight has 6889 cd, it provides a much brighter and more intense beam. The throw distance is the farthest distance the flashlight can light an object. Candela per lumen (cd/lm) measures a flashlight's beam intensity.

Olight Perun 2 / 3

Software, user interface, modes

Modes5 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. The SOS signal is an international distress call.

Olight Perun 2 / 7

Features, battery, protections

Battery1 x special 21700 Li-Ion battery
Battery indicatoryes, with vibration
Charger portmagnetic USB
Thermal regulationyes
Impact resistance1.5 m
Specialsproximity sensor

The Perun 2 flashlight's power source is 1 x special 21700 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. The Perun 2 flashlight lacks built-in LVP. You should use a protected battery to prevent over-discharging. The thermal protection feature helps prevent overheating. The flashlight has an IPx8 rating. It can withstand being submerged in water beyond 1 meter for a prolonged period.

The flashlight's impact resistance is its ability to withstand physical shocks. It can accomplish this without sustaining any damage. The Perun 2 is magnetic so that the flashlight can be attached to some metallic surfaces.

Olight Perun 2 / 5

Accessories, package contents

Package contentsMCC3 magnetic USB charger cable
special 21700 battery

The included battery is picked to match the power needs of the Perun 2 flashlight. When you clip the flashlight to a good spot, you can angle or position it. The lanyard prevents accidental loss of the flashlight.

Olight Perun 2 / 1
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
  • body color options
  • TIR lens
  • multiple modes
  • mode memory
  • SOS/beacon function
  • battery indicator
  • USB charger
  • thermal regulation
  • waterproof
  • magnetic
  • battery included
  • clip


  • unspecified LED
  • cool light
  • no LVP
  • no auxiliary LEDs


Olight Perun 2 / PERUN2 photo 1.
Olight Perun 2 / PERUN2 photo 2.
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Olight Perun 2 / PERUN2 photo 9.
Olight Perun 2 / PERUN2


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Updated: May 26, 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.