Retra Flash Prime Underwater Strobe




Expected to BEGIN delivery in Summer of 2019! Please read disclaimer from Retra at the bottom of this listing.
  • 4900 K Color Temperature
  • Machined Aluminum Body
  • User Programmable Settings
  • Leakage detector and battery indicator: (SOLD SEPARATELY)
  • Electrical connector: via Converter (SOLD SEPARATELY)
  • 13 Power Settings
  • 1-inch Mounting Ball Included

Early Pre-Order Pricing available now! Save $65

Welcome to the Retra Flash

Made for underwater photographers by underwater photographers - Retra has dedicated themselves to create the best underwater strobe on the planet. 

Focus on quality of light

Using a unique flash tube and a completely new reflector design, Retra has accomplished a light output no other strobe this size can offer. 

The user interface, made by photographers

Listening to photographers who are using the original Retra Flash the interaction and functionality of the new Retra Flash is even more intuitive and precise. 


  • Flash power (angle): 100 Ws (130º)
  • Color temperature: 4900 K
  • LED power (angle): 300 lm (20º)
  • Recycle time (4xAA): ~2 s
  • HSS ready: YES
  • Power levels: 13
  • Leakage detector: Optional
  • Bayonet mount type: A1
  • Electrical connector: via Converter (SOLD SEPARATELY) 
  • Weight (without batteries, with 1" Mounting ball): 775 g

A Message From Retra: "WARNING: You are pre-ordering a product which is currently under development. Delivery times may change due to production delays or product improvements. If you are planning a diving trip with the new Retra Flash at the time of the estimated delivery date we strongly advise against pre-ordering! There is no guarantee you will receive the product on time. Your pre-order may be fully refunded at any time."