Ikelite UR/Pro Blue Water Color Correction Filter for 2.2" Diameter Port - Short Length New The front panel is Velcro

The front panel is Velcro fitted allowing you to place the panel at the box edge or into the box 1 1/2" for improved light direction

flash duration

The 1-inch Ball Arm System Mark II features 1-inch ball components with a groove and o-ring to prevent slippage for improved holding power with less force

At full power it has a short 1/1300 sec

tripod compartment size 45x8

Ikelite UR/Pro Blue Water Color Correction Filter for 2.2" Diameter Port - Short Length New The front panel is VelcroEnhances warm reds and oranges in tropical "blue" water with available sunlight up to 80' (24m). Secures to the outside of the Ikelite lens port offering easy installation and removal. For use without a flash