Acebeam D45 diving light review

Cree XHP70 LED
4000 lm output
35000 cd intensity
3 x 18650 Li-Ion batteries

The Acebeam D45 diving light was released in 2017. It uses Cree XHP70 LED, OP reflector and 3 x 18650 Li-Ion batteries. The powerful emitter in this diving light provides up to 4000 lm output, 35000 cd intensity, and a beam distance of 374 m.

Wondering if this Acebeam diving light is a must-have? Keep reading to find out!

Table of Contents

  • Acebeam D45 specifications
    • Body, materials, weight, colors
    • System, LED, lens, reflector
    • Performance, flux, intensity, throw
    • Software, user interface, modes
    • Features, battery, protections
    • Accessories, package contents
    • Links
  • 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 D45 / D45

This light has 4 modes of lighting. The D45 flashlight recalls the last used mode.

Acebeam D45 specifications

Rated 3 / 5 based on 1501 user votes.
Formdiving light

Acebeam D45 / 2

Body, materials, weight, colors

Weight436 g
Length166.5 mm
Body diameter43.9 mm
Head diameter58 mm
Materialaluminium alloy with HAIII hard-anodized finish

The flashlight is a bit heavy, its weight is 436 g. Consider the length of the flashlight, it should fit comfortably in your chosen way to carry it. The aluminium body of the D45 has excellent thermal conductivity. The body of D45 flashlight treated with a Type III hard-anodized, anti-abrasive finish. This flashlight comes in a sleek black color option.

Acebeam D45 / 1

System, LED, lens, reflector

EmitterCree XHP70 LED
Color temperature6500 K
LensAR coated glass
Switchelectronic side

Cree is widely regarded as a reputable LED manufacturer. Warm, white light is generally more comfortable. The OP reflector is a specific type of reflector, it is commonly used in flashlights. The AR coating of the lens helps to reduce reflections. The electronic switches may have a higher chance of standby drain.

Performance, flux, intensity, throw

Flux4000 lm
Intensity35000 cd
Throw374 m
CD/LM factor8.75

The D45 flashlight has 4000 lm. It will provide an exceptionally bright and powerful beam of light. The D45 flashlight has 35000 cd, it can light objects at greater distances. 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

Modes4 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. The SOS signal is an international distress call.

Features, battery, protections

Battery3 x 18650 Li-Ion batteries
Battery indicatorno
Charger portno
Thermal regulationno
Protectiondepth 200 meters

The D45 flashlight's power source is 3 x 18650 Li-Ion batteries. The D45 doesn't have charger port. LVP (Low Voltage Protection) is designed to protect the battery. This flashlight doesn't have built-in temperature control.

Accessories, package contents

Package contents2 x spare o-rings
ball arm
hexagon wrench
nylon holster
plastic holster

The package includes a holster, it is designed to protectively store your flashlight. The lanyard prevents accidental loss of the flashlight. When using spare O-rings, follow the maker's instructions.

Official sitehttps://www.acebeam.com/

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.


  • aluminium body
  • OP reflector
  • AR coated lens
  • side switch
  • strong flux
  • super bright
  • multiple modes
  • mode memory
  • SOS/beacon function
  • low-voltage protection
  • protective holster


  • cool light
  • no battery indicator
  • no built-in charger
  • no thermal regulation
  • no auxiliary LEDs
  • non-magnetic


Acebeam D45 / D45 photo 1.
Acebeam D45 / D45 photo 2.
Acebeam D45 / D45 photo 3.
Acebeam D45 / D45


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Updated: April 28, 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.