Equipped with SEA&SEA’s new slave TTL system called “DS-TTL ll”
The YS-D1 is the most versatile underwater strobe available today. The DS-TTL exposure compensation function enables subtle lighting control by adjusting the Light Level dial in DS-TTL mode.
Powered by only four AA batteries, the YS-D1 offers a maximum light output of Guide Number 32
The YS-D1 is the world’s first slave TTL strobe equipped with an exposure compensation (EV) control function
A high-visibility three-colored LED indicator lamp is easy to read even during shooting
A red LED will be shown when the strobe has been charged and is ready to fire.
TTL confirmation lamp
A green LED will be shown for two seconds to confirm DS-TTLll exposure.
Slave TTL mode lamp
A blue LED will be shown when the strobe is set to Slave TTL mode and the strobe has been charged and is ready to fire.
Two accessory diffusers
The YS-D1 is equipped with a function that automatically switches modes between slave and conventional sync cord or vice versa
Strobe mount can be selected