Retra Flash Pro Max

The Retra Flash Pro Max is the latest and greatest underwater strobe from Retra, a leading manufacturer of underwater photography gear. It is the most powerful and feature-rich strobe in the Retra lineup, and is sure to appeal to underwater photographers of all levels of experience.

The Key Spec's are

• Energy: 140ws
  
• Power Source: 4x / 8x AA Batt
• Color Temp: ~4900 K
• Recycle Time (2): 0-3s
• Leakage Detection: Yes
• Back Panel Display: Yes
• TTL: Yes
• HSS: Yes
• Bluetooth Connectivity: Yes
• Flash at half power /w Booster: 1000+
• Flash at full power /w Booster: 520+

The Pro Max has a number of new features and improvements over previous Retra strobes, including:

• Higher power output: The Pro Max has the highest power output of any Retra strobe, making it ideal for shooting in low-light conditions or for capturing large subjects.
• New OLED display: The Pro Max features a new OLED display that makes it easy to read and adjust settings, even in low-light conditions. 
• Improved optical triggering system: The Pro Max's optical triggering system has been improved to be more reliable and responsive, even when using sub-optimal fiber optic cables. 
• Bluetooth connectivity: The Pro Max can be connected to a smartphone or tablet using Bluetooth, allowing users to control the strobe remotely and download firmware updates. 

In addition to these new features, the Pro Max also retains all of the popular features of previous Retra strobes, such as:

• Compact and lightweight design: The Pro Max is small and lightweight, making it easy to travel with and use underwater. 
• Durable construction: The Pro Max is built to withstand the rigors of underwater photography, with a rugged aluminum alloy housing that is rated for depths of up to 100 meters. 
• Easy to use: The Pro Max is easy to use, even for beginners. The controls are intuitive and the OLED display makes it easy to see and adjust settings.