Manker MK39 SBT90.2 13000lm flashlight review: Pros and Cons

The Manker MK39 SBT90.2 flashlight released in 2021. It uses 1 x Luminus SBT90.2 LED, 8 x Cree XP-L HI LED, SMO reflector and 4 x 18650 Li-Ion batteries. The powerful emitter in this flashlight provides up to 13000 lm output, 275625 cd intensity, and a beam distance of 1050 m.

Table of Contents

• Manker MK39 SBT90.2 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

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 Manker MK39 SBT90.2, then tell us.

The MK39 SBT90.2 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. The MK39 SBT90.2'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.

Manker MK39 SBT90.2 specifications

This Manker flashlight offers portability, versatility, and reliability in providing illumination.

Body, materials, weight, colors

The flashlight is a bit heavy, its weight is 720 g. A smaller flashlight is easier to carry in a pocket, bag, or pouch. This makes it more convenient for everyday use or when you're on the go. Aluminium is a lightweight material, which is beneficial for MK39 SBT90.2 flashlight. The body of MK39 SBT90.2 flashlight treated with a Type III hard-anodized, anti-abrasive finish. This flashlight comes in a sleek black color option.

System, LED, lens, reflector

Luminus is a US-based LED manufacturer. In the lighting industry, it has gained recognition as reputable. 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. Flashlights use the smooth reflector when long-range light is important. This includes searchlights and thrower 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.

Performance, flux, intensity, throw

The flashlight has 13000 lm, this is an extremely high lumen output. It offers a very bright and powerful beam of light. 275625 cd represents an extraordinarily high level of brightness. 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

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. The MK39 SBT90.2 flashlight has ramping mode. Its user interface lets you control the brightness by pressing and holding a button. The MK39 SBT90.2 is tactical strobe ready. The strobe light is disorienting to the person it is aimed at, this makes it hard for them to concentrate.

Features, battery, protections

The Manker MK39 SBT90.2 flashlight is powered by 4 x 18650 Li-Ion batteries. The battery indicator lets you know when the battery is low, charging, or fully charged. The MK39 SBT90.2 doesn't have charger port. 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 flashlight has an IPx8 rating. It can withstand being submerged in water beyond 1 meter for a prolonged period. The manufacturer specifies this. The flashlight's impact resistance is its ability to withstand physical shocks. It can accomplish this without sustaining any damage.

Accessories, package contents

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 MK39 SBT90.2 flashlight 30 seconds after switching on the light. The ANSI/NEMA FL1 2009 Standard is a set of flashlight performance guidelines.

Photos

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by 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.