Acebeam P18 flashlight review

4 x Luminus SFT40 LEDs
5000 lm output
98910 cd intensity
1 x 21700 Li-Ion battery

The Acebeam P18 flashlight was released in 2022. It uses 4 x Luminus SFT40 LEDs, SMO reflector and 1 x 21700 Li-Ion battery. The powerful emitter in this flashlight provides up to 5000 lm output, 98910 cd intensity, and a beam distance of 629 m.

Interested to see if this Acebeam flashlight is a hit? Find out soon!

Table of Contents

  • Acebeam P18 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.

Acebeam P18 / P18

The P18 is an impressive flashlight that offers both power and reliability. This light has 5 modes of lighting. The P18 flashlight recalls the last used mode. You can use the strobe function as a self-defense tool. This USB rechargeable flashlight is small and light.

Acebeam P18 specifications

Rated 3 / 5 based on 453 user votes.

The P18 flashlight enhances safety.

Acebeam P18 / 2

Body, materials, weight, colors

Weight185 g
Length144.9 mm
Body diameter26 mm
Head diameter50.8 mm
Materialaluminium alloy with HAIII hard-anodized finish

The P18 is generally comfortable to hold for a long time. The best flashlight size depends on personal preference. The aluminium body of the P18 has excellent thermal conductivity. The body of P18 flashlight treated with a Type III hard-anodized, anti-abrasive finish. This flashlight features a captivating black color.

Acebeam P18 / 1

System, LED, lens, reflector

Emitter4 x Luminus SFT40 LEDs
Color temperature6500 K
Lenstoughtened AR coated glass
Switchmechanical rear, electronic rear

Luminus has established a positive reputation as a reliable LED manufacturer. Warm, white light is generally more comfortable. If you need long-range light, get a flashlight with a smooth reflector. The AR coating on the lens maximizes light transmission. The P18 uses multiple switches. They allow for one-handed operation. The electronic switches may have a higher chance of standby drain. Mechanical switches offer tactile feedback. Users can feel a distinct click or resistance when they press the switch. The rear switch of the P18 is usually operated with the thumb or finger.

Performance, flux, intensity, throw

Flux5000 lm
Intensity98910 cd
Throw629 m
CD/LM factor19.78

The P18 flashlight has 5000 lm. It will provide an exceptionally bright and powerful beam of light. The 98910 cd flashlight is intensely bright. The throw distance is the farthest distance the flashlight can light an object. Candela per lumen (cd/lm) measures a flashlight's beam intensity.

Software, user interface, modes

Modes5 modes
Mode memoryyes
Ramping modeno

A flashlight's modes are different output settings or brightness levels. The flashlight has mode memory. It remembers the mode you were using when the light was last turned off. Strobe mode on P18 flashlight produces a rapid, repeated flashing of light. The SOS signal is commonly used in outdoor adventures or survival scenarios.

Features, battery, protections

Battery1 x 21700 Li-Ion battery
Battery indicatoryes
Charger portUSB Type-C
Thermal regulationyes
Impact resistance1.5 m

The P18 flashlight's power source is 1 x 21700 Li-Ion battery. The battery indicator shows the remaining power level of the flashlight's battery. The P18 flashlight can charge from a USB power source. The Low Voltage Protection helps save the battery's capacity. The thermal protection feature helps prevent overheating. The "6" in the IP68 rating shows the level of protection. The flashlight has an IP68 rating. It can withstand being submerged in water beyond 1 meter for a prolonged period. This flashlight can withstand impacts. They can be up to 1.5 m without causing much harm.

Accessories, package contents

Package contents2 x spare o-rings
21700 battery with USB Type-C
USB Type-C cable

The included battery is picked to match the power needs of the P18 flashlight. When you clip the flashlight to a good spot, you can angle or position it. When using spare O-rings, follow the maker's instructions.

Conclusion, pros and cons

This Acebeam 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.


  • lightweight
  • aluminium body
  • AR coated lens
  • tactical switch
  • strong flux
  • super bright
  • multiple modes
  • mode memory
  • tactical strobe
  • SOS/beacon function
  • battery indicator
  • USB charger
  • low-voltage protection
  • thermal regulation
  • dust protected
  • waterproof
  • battery included
  • clip


  • cool light
  • no auxiliary LEDs
  • non-magnetic


Acebeam P18 / P18 photo 1.
Acebeam P18 / P18 photo 2.
Acebeam P18 / P18 photo 3.
Acebeam P18 / P18


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Updated: May 23, 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.