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Nitecore

Nitecore Concept 2 flashlight review

4 x Cree XHP35 HD LEDs
6500 lm output
39700 cd intensity
integrated 12400 mAh Li-Ion battery

The Nitecore Concept 2 flashlight was released in 2018. It uses 4 x Cree XHP35 HD LEDs, SMO reflector and integrated 12400 mAh Li-Ion battery. The powerful emitter in this flashlight provides up to 6500 lm output, 39700 cd intensity, and a beam distance of 398 m.

Wondering if this flashlight is a hit? Stay tuned!

Table of Contents

  • Nitecore Concept 2 specifications
    • Body, materials, weight, colors
    • System, LED, lens, reflector
    • Performance, flux, intensity, throw
    • Software, user interface, modes
    • Features, battery, protections
    • Accessories, package contents
  • 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. If you found an error or something lacking in the specifications for the Nitecore Concept 2, then tell us.

Nitecore Concept 2 / CONCEPT2

The Concept 2 flashlight provides instant illumination at the touch of a switch. This immediate response is particularly useful in emergency situations. This light has 5 modes of lighting. The memory function is a nice feature, the light will remember the last used mode. It has a strobe function, which is one of the most effective self defense tools available.

Nitecore Concept 2 specifications

BrandNitecore
NameConcept 2
TypeCONCEPT2
Rating
Rated 4 / 5 based on 1438 user votes.
Launch2018
Formflashlight

The Concept 2 flashlight allows you to light dark areas. It helps you find hazards or stop threats by shining light on them.

Nitecore Concept 2 / 1

Body, materials, weight, colors

Weight348 g
Length112.5 mm
Body diameter40 mm
Head diameter40 mm
Materialaluminium alloy with HAIII hard-anodized finish
Colorsblack

This 348 g flashlight might feel relatively heavy if held in hand. Consider the length of the flashlight. It should fit comfortably in your chosen way to carry it. The aluminium body of the Concept 2 has excellent thermal conductivity. This means it can effectively dissipate heat generated by the flashlight's components. The HAIII coating is uniform and attractive. It is often available in different colors, giving the flashlight a sleek, pro look. The Concept 2 flashlight comes in a stylish black color.

Nitecore Concept 2 / 2

System, LED, lens, reflector

Emitter4 x Cree XHP35 HD LEDs
Color temperature6500 K
ReflectorSMO
Lenstoughtened AR coated glass
Switchelectronic side

Cree is a US-based LED manufacturer. It is well-regarded for its high-quality products and innovation in lighting. Color temperature is a characteristic of light. It is used to quantify the color appearance of light sources. The Concept 2 has a smooth reflector. The right reflector focuses light well. It gives you a better hotspot, and it throws better. The AR coating reduces the loss of light due to reflections, allowing more light to pass through the lens. The flashlight has electronic switches. They have many benefits and extra features compared to mechanical switches.

Nitecore Concept 2 / 3

Performance, flux, intensity, throw

Flux6500 lm
Intensity39700 cd
Throw398 m
CD/LM factor6.11

The Concept 2 flashlight has 6500 lm. It will provide an exceptionally bright and powerful beam of light. The Concept 2 flashlight has 39700 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.

Software, user interface, modes

Modes5 modes
Mode memoryyes
Ramping modeno
Strobeyes
SOS/Beaconyes

A flashlight's modes are different output settings or brightness levels. They can be chosen to meet different needs and preferences. The flashlight has mode memory. It remembers the mode you were using when the light was last turned off. It stays in that mode when you turn it on again. Strobe mode on Concept 2 flashlight produces a rapid, repeated flashing of light. The SOS signal is an international distress call. It indicates an urgent need for help.

Features, battery, protections

Batteryintegrated 12400 mAh Li-Ion battery
Battery indicatoryes
Charger portyes
LVPyes
Thermal regulationyes
ProtectionIP68
Impact resistance1 m
AUX LEDsno
Magneticno

The Nitecore Concept 2 flashlight is powered by integrated 12400 mAh Li-Ion battery. A battery indicator is a feature. It shows the remaining power level of the flashlight's battery. The flashlight detects when the battery's voltage has dropped to a certain level. Then, it reduces or cuts off the power. The built-in thermal control adjusts brightness output to prevent overheating. The "6" in the IP68 rating shows the level of protection. It's against solid objects, like dust and foreign particles.

The "8" in the IP68 rating means the highest level of protection. It is against water ingress. This flashlight can withstand impacts. They can be up to 1 m without causing much harm.

Accessories, package contents

Package contentscharging port cover
lanyard
nylon holster
wall adapter

The holster keeps your flashlight secure. It provides a reliable and easy way to do this when not in use. Attaching a lanyard to your Concept 2 flashlight provides an additional layer of security. It reduces the risk of accidental drops or loss.

According to the ANSI/NEMA FL1 Standard, we measure the performance of the Concept 2 flashlight 30 seconds after switching on the light. The ANSI/NEMA FL1 2009 Standard is a set of flashlight performance guidelines.

Conclusion, pros and cons

This Nitecore 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.

Pros

  • aluminium body
  • AR coated lens
  • side switch
  • strong flux
  • super bright
  • multiple modes
  • mode memory
  • tactical strobe
  • SOS/beacon function
  • integrated battery
  • battery indicator
  • low-voltage protection
  • thermal regulation
  • dust protected
  • waterproof
  • adapter included
  • protective holster

Cons

  • cool light
  • no auxiliary LEDs
  • non-magnetic

Photos

Nitecore Concept 2 / CONCEPT2 photo 1.
Nitecore Concept 2 / CONCEPT2 photo 2.
Nitecore Concept 2 / CONCEPT2 photo 3.
Nitecore Concept 2 / CONCEPT2 photo 4.
Nitecore Concept 2 / CONCEPT2

Nitecore Concept 2 comparisons

According to our statistics, the Nitecore Concept 2 flashlight was most often compared on our site with the following flashlights.

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Updated: May 3, 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.