The YS-D1 sets a new standard for underwater strobes. From subtle light output as low as guide number 1 to a maximum power of guide number 32, control of underwater lighting has become eortless with the YS-D1. The strobe is compatible with both state-of-the-art digital SLR cameras and digital point-and-shoots.

• Equipped with SEA&SEA’s new slave TTL system called “DS-TTL ll”.
• Powered by only four AA batteries, the YS-D1 oers a maximum light output of guide number 32.
• The YS-D1 is the world’s rst slave TTL strobe equipped with an exposure compensation (EV) control function.
• Ergonomically positioned three-color LED indication lamp.
• The Sea & Sea YS-D1 is a compact slave strobe that can be used for wide-angle or macro photography above and under that water.
• An external flash is your most important accessory for UW photography. The ocean is one big, blue filter. As you descend, the reds and oranges quickly become muted shades of blue and gray. This strobe light will bring back your subjects’ natural colors.
• The YS-D1 is a breakthrough in the market featuring a maximum guide number of 32 for 80x80 degrees , 24 for 100x100 degrees or 20 for 120x120 degrees.
• The YS-D1 is 25% more powerful than the famous YS-110alpha
• Equipped with 3 TTL circuitries:
• DS-TTL II
• Slave TTL
• Strandard Nikonos Circuit.
• The YS-D1 has a bright 1W LED target light to point at the target; it is bright enough to be used as a dive light on night dives.
• Note, for best pictures connect the strobe to the housing with a fiber optic cable.
• The YS-D1 also features a 5 Pin Nikonos connector for electronic syncing with supported DSLR housings.
• Includes 3 color LED : Red for ready lamp, green for TTL confirmation and Blue for Slave TTL mode.
• Features DS-TTL II exposure compensation for +/- 4 steps.