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Wuben A21 flashlight review

Cree XHP70.2 LED
4200 lm output
12854 cd intensity
1 x 21700 Li-Ion battery

The Wuben A21 flashlight was released in 2018. It uses Cree XHP70.2 LED, OP reflector and 1 x 21700 Li-Ion battery. The powerful emitter in this flashlight provides up to 4200 lm output, 12854 cd intensity, and a beam distance of 227 m.

Wondering if this Wuben flashlight is a must-have? Keep reading to find out!

Table of Contents

  • Wuben A21 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

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 Wuben A21, then tell us.

Wuben A21 / A21

The A21 is a powerful and reliable flashlight. It has impressive illumination and durable construction. It is an exceptional lighting tool, it works in many situations and environments. This light has 5 modes of lighting. The A21's mode memory makes the user experience more seamless and intuitive. It has a strobe function, which is one of the most effective self defense tools available. This USB rechargeable flashlight has become popular. It's a top choice for both everyday and demanding use.

Wuben A21 specifications

BrandWuben
NameA21
TypeA21
Rating
Rated 4 / 5 based on 1456 user votes.
Launch2018
Formflashlight

Flashlights let you navigate in the dark. They help you find supplies and signal for help. They also provide comfort and security in tough times.

Wuben A21 / 1

Body, materials, weight, colors

Weight147 g
Length135.5 mm
Head diameter42 mm
Materialaluminium alloy with HAIII hard-anodized finish
Colorsblack

This 147 g flashlight is slightly heavier than most handheld flashlights. But, it is still at a reasonable weight. Consider the length of the flashlight. It should fit comfortably in your chosen way to carry it. Aluminium is a lightweight material, which is beneficial for A21 flashlight. The body of A21 flashlight treated with a Type III hard-anodized, anti-abrasive finish. This flashlight comes in a sleek black color option.

Wuben A21 / 3

System, LED, lens, reflector

EmitterCree XHP70.2 LED
Color temperature6500 K
ReflectorOP
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 OP reflector is a specific type of reflector, it is commonly used in flashlights. The AR coating of the lens helps to reduce these reflections. It does this by changing the lens surface's refractive index. The flashlight has electronic switches. They have many benefits and extra features compared to mechanical switches.

Wuben A21 / 2

Performance, flux, intensity, throw

Flux4200 lm
Intensity12854 cd
Throw227 m
CD/LM factor3.06

The A21 flashlight has 4200 lm. It will provide an exceptionally bright and powerful beam of light. The A21 flashlight has 12854 cd. It can light objects at greater distances. The throw distance is the farthest distance the flashlight can light an object. 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 A21 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

Battery1 x 21700 Li-Ion battery
Battery indicatoryes
Charger portUSB Type-C
LVPyes
Thermal regulationyes
ProtectionIP68
AUX LEDsno
Magneticno

The Wuben A21 flashlight is powered by 1 x 21700 Li-Ion battery. A battery indicator is a feature. It shows the remaining power level of the flashlight's battery. The A21 flashlight can charge from a USB power source. This source can be a wall adapter, computer, power bank, or car charger. LVP (Low Voltage Protection) is designed to protect the battery. It stops over-discharging, which can reduce battery life or cause permanent damage.

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 flashlight has an IP68 rating. It can withstand being submerged in water beyond 1 meter for a prolonged period. The manufacturer specifies this.

Accessories, package contents

Package contents18650 adapter
2 x spare o-rings
21700 battery
USB Type-C cable
lanyard
nylon holster

Getting a flashlight with an included battery saves you time. It spares you the effort of finding a compatible battery or waiting for a separate battery. The package includes a holster. It is designed to protectively store your flashlight. Attaching a lanyard to your A21 flashlight provides an additional layer of security. It reduces the risk of accidental drops or loss. Replacing worn or damaged O-rings helps a lot. It keeps up the flashlight's durability and performance.

According to the ANSI/NEMA FL1 Standard, we measure the performance of the A21 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 Wuben 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

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

Cons

  • cool light
  • no auxiliary LEDs
  • non-magnetic

Photos

Wuben A21 / A21 photo 1.
Wuben A21 / A21 photo 2.
Wuben A21 / A21 photo 3.
Wuben A21 / A21 photo 4.
Wuben A21 / A21

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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.
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