Nitecore EF1 flashlight review
The Nitecore EF1 flashlight was released in 2017. It uses Cree XM-L2 U3 LED, SMO reflector and 1 x 18650 Li-Ion battery. The powerful emitter in this flashlight provides up to 830 lm output, 18300 cd intensity, and a beam distance of 271 m.
Keen to discover if this Nitecore flashlight lives up to the hype? Keep reading!
Table of Contents
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 EF1, then tell us.
The EF1 flashlight is a key tool in many situations. It's used for everyday tasks, outdoor adventures, emergencies, and professional work. This light has 3 modes of lighting. This flashlight does not have memory function.
Nitecore EF1 specifications
Brand | Nitecore |
---|---|
Name | EF1 |
Type | EF1 |
Rating | |
Launch | 2017 |
Form | flashlight |
The EF1 flashlight enhances safety. It illuminates hazards and improves visibility in low light.
Body, materials, weight, colors
Weight | 250 g |
---|---|
Length | 152.2 mm |
Body diameter | 32 mm |
Head diameter | 40 mm |
Material | aluminium alloy with HAIII hard-anodized finish |
Colors | black |
The 250 g weight may provide advantages, such as increased durability. It may also allow for larger batteries, extending the runtime. 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. The aluminium body of the EF1 has a reputation for being durable and strong. It offers excellent resistance to impacts, scratches, and corrosion.
Flashlight makers widely use HAIII coating. It is durable, resists corrosion, and improves grip. It also looks good. The EF1 flashlight is available in black.
System, LED, lens, reflector
Emitter | Cree XM-L2 U3 LED |
---|---|
Color temperature | 6500 K |
Reflector | SMO |
Lens | 10 mm epoxy resin explosion-suppressive |
Switch | electronic 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 EF1 has a smooth reflector. The right reflector focuses light well. It gives you a better hotspot, and it throws better. The flashlight has electronic switches. They have many benefits and extra features compared to mechanical switches.
Performance, flux, intensity, throw
Flux | 830 lm |
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Intensity | 18300 cd |
Throw | 271 m |
CD/LM factor | 22.05 |
With 830 lm, the EF1 flashlight will offer a brighter and more powerful beam of light. The EF1 flashlight has 18300 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
Modes | 3 modes |
---|---|
Mode memory | no |
Ramping mode | no |
Strobe | no |
SOS/Beacon | no |
A flashlight's modes are different output settings or brightness levels. They can be chosen to meet different needs and preferences.
Features, battery, protections
Battery | 1 x 18650 Li-Ion battery |
---|---|
Battery indicator | no |
Charger port | no |
LVP | yes |
Thermal regulation | yes |
Protection | IP54 |
Impact resistance | 1.5 m |
AUX LEDs | no |
Magnetic | no |
Specials | explosion-proof |
The Nitecore EF1 flashlight is powered by 1 x 18650 Li-Ion battery. The EF1 cannot charge batteries. You may need an external charger to keep your battery going. This flashlight has built-in low voltage protection (LVP). It prevents damage from over-discharge, so it doesn't need protected cells. The built-in thermal control adjusts brightness output to prevent overheating. The "5" in the IP54 rating shows the level of protection against solid objects. It's for dust and foreign particles. The flashlight's impact resistance is its ability to withstand physical shocks. It can accomplish this without sustaining any damage.
Accessories, package contents
Package contents | lanyard nylon holster |
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The package includes a holster to safely store your flashlight. The lanyard prevents accidental loss of the flashlight.
According to the ANSI/NEMA FL1 Standard, we measure the performance of the EF1 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
- lightweight
- aluminium body
- side switch
- multiple modes
- low-voltage protection
- thermal regulation
- dust protected
- protective holster
Cons
- cool light
- no mode memory
- no battery indicator
- no built-in charger
- no auxiliary LEDs
- non-magnetic
Photos
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