Lumintop BLF GT4 flashlight review

The Lumintop BLF GT4 flashlight released in 2020. It uses 4 x Cree XHP70.2 LEDs, OP reflector and 8 x 21700 Li-Ion batteries. The powerful emitter in this flashlight provides up to 25000 lm output, 469100 cd intensity, and a beam distance of 1370 m.

Table of Contents

• Lumintop BLF GT4 specifications
  • Body, materials, weight, colors
  • System, LED, lens, reflector
  • Performance, flux, intensity, throw
  • Software, user interface, modes
  • Features, battery, protections
• 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 Lumintop BLF GT4, then tell us.

The flashlight is a must-have tool for outdoor activities. These include camping, hiking, and night-time exploration, it offers guidance and safety. The BLF GT4'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.

Lumintop BLF GT4 specifications

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

Body, materials, weight, colors

The flashlight is a bit heavy, its weight is 2600 g. 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 BLF GT4 flashlight. The HAIII coating is often matte or textured. This finish improves grip and feels nice in the hand. This flashlight comes in a sleek black color option.

System, LED, lens, reflector

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.

Performance, flux, intensity, throw

This flashlight is high-lumen (25000 lm). It may not always be needed or practical for everyday use. 469100 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

NarsilM offers many output modes. These include different brightness levels, strobes, beacons, and more. 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 BLF GT4 flashlight has ramping mode. Its user interface lets you control the brightness by pressing and holding a button. Strobe mode on BLF GT4 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

The Lumintop BLF GT4 flashlight is powered by 8 x 21700 Li-Ion batteries. A battery indicator is a feature. It shows the remaining power level of the flashlight's battery. The BLF GT4 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 "6" in the IP65 rating shows the level of protection. It's against solid objects, like dust and foreign particles. The IP65 rating indicates that the flashlight has a protection against water jets.

According to the ANSI/NEMA FL1 Standard, we measure the performance of the BLF GT4 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.