Olight Perun 2000lm In-depth review, Pros and Cons

Cree XHP50.2 LED
2000 lm output
3600 cd intensity
1 x special 18650 Li-Ion battery

The Olight Perun (PERUN) released in 2019. It uses Cree XHP50.2 LED, TIR reflector and 1 x special 18650 Li-Ion battery. The powerful emitter in this headlamp provides up to 2000 lm output, 3600 cd intensity, and a beam distance of 120 m.

The Perun is particularly useful in situations where you need to use both hands, such as camping, hiking, or working in low-light environments. TIR technology minimizes hotspots, dark spots, and irregularities in the beam of Perun. This light has 5 modes of lighting. The mode memory of Perun eliminates the need to cycle through different modes every time you turn on the flashlight, providing convenience and saving time. This Olight USB rechargeable flashlight comes with versatile charging options.

Olight Perun (PERUN) pictures

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The specifications below are based on the official data published by the manufacturer, but we also take user reviews into consideration. If you found an error or something lacking in the specifications above for the Olight Perun, then don’t hesite and signal the problem to us.

Olight Perun (PERUN) specifications

Rated 3 / 5 based on 1365 user votes.

Headlamps are popular among outdoor enthusiasts, campers, hikers, runners, climbers, and anyone requiring hands-free lighting.


Weight60 g
Length112 mm
Body diameter23 mm
Head diameter26 mm
Materialaluminium alloy with HAIII hard-anodized finish

The Perun is small, compact, and designed for ultra-portability. It's important to consider the length of the flashlight to ensure it fits comfortably in your desired carrying method. The aluminium body of Perun has excellent thermal conductivity, meaning it can effectively dissipate heat generated by the flashlight's components. HAIII coating is widely used in the flashlight industry due to its durability, corrosion resistance, improved grip, and aesthetic appeal. The choice of flashlight body color can be influenced by factors such as intended use, environment, personal style, and functional requirements.


EmitterCree XHP50.2 LED
Color temperature6000 K
Switchelectronic front

Cree is widely regarded as a reputable LED manufacturer. Warm white light is generally considered more comfortable and less harsh on the eyes compared to cool white light. The TIR lens of Perun can minimize light loss and achieve high light output by capturing and redirecting a significant portion of the emitted light. The electronic switches may have a higher likelihood of standby drain compared to mechanical switches.


Flux2000 lm
Intensity3600 cd
Throw120 m
CD/LM factor1.8

With 2000 lm, the Perun flashlight will offer a brighter and more powerful beam of light. With 3600 cd, the Perun flashlight provides a noticeably brighter and more intense beam of light. The throw is the calculated distance in meters at which the flashlight produces a light intensity of 0.25 lux. Candela per lumen (cd/lm) is a measure of a flashlight's beam intensity relative to its total luminous flux or output.


Modes5 modes
Mode memoryyes
Ramping modeno

Modes on a flashlight refer to different output settings or levels of brightness that can be selected to suit different needs and preferences. Mode memory means that the flashlight will remember the mode you were using when the light was last turned off, and when you turn it on again. The SOS signal is recognized as an international distress call and is used to indicate an urgent need for assistance.


Battery1 x special 18650 Li-Ion battery
Battery indicatoryes, with vibration
Charger portmagnetic USB
Thermal regulationyes
Specialsproximity sensor

The power source of the Perun flashlight is 1 x special 18650 Li-Ion battery, providing reliable and long-lasting energy for optimal performance. A battery indicator is a feature that provides information about the remaining power level of the flashlight's battery. The Perun flashlight can be charged directly from a USB power source, such as a wall adapter, computer, power bank, or car charger. A protected battery is recommended as the light itself does not have low voltage protection (LVP).

The thermal protection feature helps prevent overheating, which can be detrimental to the flashlight's performance, battery, and overall safety. The "8" in the IPx8 rating indicates the highest level of protection against water ingress. The Perun flashlight is magnetic, it allows you to attach the flashlight to metal surfaces.


Package contentsMCC3 magnetic USB charger cable
special 18650 battery

By including a battery with the flashlight, you avoid the additional expense of purchasing a battery separately. The clip is especially helpful when you need quick access to your flashlight while keeping your hands available for other tasks. Attaching a lanyard to your Perun flashlight provides an additional layer of security, reducing the risk of accidental drops or loss.

The performance of the Olight Perun flashlight is measured according to the ANSI / NEMA FL1 Standard 30 seconds after switching the light on. The ANSI/NEMA FL1 2009 Standard is a set of flashlight performance guidelines.

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