Retra Flash Pro Max

The Retra Flash Pro Max is our new cutting-edge underwater strobe, designed to elevate your photography experience to the next level. 

Harnessing state-of-the-art advancements in underwater lighting technology, the Retra Flash Pro Max excels across diverse lighting scenarios, ensuring remarkable performance for all underwater photography styles. 

From vibrant reefs to captivating depths, the Retra Flash Pro Max stands as your ultimate lighting tool, delivering unparalleled versatility and performance.

The Retra Flash Pro Max is shipping now!

Orders are currently dispatched in 2-5 working days. Should you require expedited processing for urgent delivery, kindly inform us, and we will prioritise your request to ensure prompt shipment.



The Retra Flash Pro Max is shipping now!

Orders are currently dispatched in 2-5 days. If you need the product urgently please let us know and we will make sure it reaches you in time.

This item contains

  • 1x Retra Flash Pro Max
  • 1x 1"(inch) Mounting ball
  • 1x Allen key
  • 2x spare o-rings for battery compartment
  • 1x Silicone grease
  • 2 year Retra Warranty

User Manual


Retra Warranty

The Retra Flash Pro Max ​comes with 2 years of Worldwide Retra Warranty.

This means that no matter where you are located the Worldwide Retra Warranty is valid and your Retra product will be taken care of​.​​​​

When purchased together with the Booster, both products receive additional 6 months of Worldwide Retra Warranty for a total of 2,5 years of coverage.

Read more about our​ Worldwide​ Retra Warranty here.


Sale price€1.450 EUR ex.VAT

Retra Flash Video Review

Dive into this first impression video review to learn about our revolutionary new Retra Flash Pro Max and its cutting-edge features.

Take a closer look at the Retra Flash Pro Max and its features in this hands-on video review by Alex Mustard, followed by an impressive showcase of photographs made with the Retra Flash Pro Max, with added tips and tricks for aspiring underwater photographers.

Technical Specification


Retra Flash Pro Max


140 Ws

Power Source (1)

AA Batteries


Monolithic Aluminium Alloy

(1) 4x AA rechargeable batteries or 8x AA rechargeable batteries when using Booster

(2) Weight on land with 1" (inch) mounting ball and 4x AA Eneloop PRO Batteries / 8x AA Eneloop PRO Batteries respectively

(3) Recycle time varies depending on the state of batteries, chosen power setting and if using the Booster

Imagine the Perfect Light Source

The Retra Flash Pro Max has the power of larger strobes while maintaining its travel friendly size and offers high level of control over the strength of illumination.

  • Soft and even spread of illumination
  • Wide range of light power output
  • High speed synchronization

Intuitive Back Panel Controls

The back panel is easy to learn and features all essential modes as well as a customizable user mode. The OLED display shows relevant information based on selected mode.

Here is some of the information that can be displayed on the screen:

  • Current mode
  • Power setting
  • Battery life indicator
  • Capacitor recycle indicator
  • and more!

Elegant & Sturdy Design

The Retra Flash Pro Max is a powerful travel friendly strobe that can fit in your suitcase easily.

  • Aluminium alloy casing
  • Monolithic design
  • Depth rating -100 m
  • Light-weight

Leakage Detection & Prevention

The Retra Flash has a very low chance of leakage and even warns you if water ever enters the battery compartment.

  • Built-in leakage detection
  • Double O-ring protection
  • Battery compartment waterproof sealed from electronics
  • Circuit protection

Smartphone Connectivity

You can download the Retra UWT app and connect to your Retra Flash via bluetooth.

Retra UWT App allows you to:

  • Download firmware updates
  • Create custom user modes
  • See basic information (number of flashes, current version, serial number, etc)
  • Read instruction manuals

You can download the Retra UWT app for free on Google Play and the App store.

Classic Bayonet Mount

The bayonet mount remains the same on all Retra Flash models and allows you to mount accessories that change the shape and color temperature of the light.

  • Locking mechanism for safely attaching accessories
  • Compatible with all existing Retra Flash front-mounted accessories

Description of modes


Shows the level of battery charge,

preview lamp settings


The Retra Flash power can be set manually. The M mode also allows the strobe to be triggered via built-in optical sensor


Through the lens mode. The Retra Flash works together with your camera to automatically pick the optimal exposure for the scene


High speed synchronization mode


Custom user mode allows modification of strobe light via Retra UWT App


Rotate the display 180° / The Retra Flash emits a morse code signal for help (SOS)

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Contact Us

Do you need any additional information?

If you have any additional questions regarding the specifications, use or compatibility of our Retra products, please don't hesitate to contact us.

Just fill in the form and we will answer any questions you may have. We usually answer within 24 hours.