When the YS-D2 is used with a camera with built-in flash in housing, use the Fiber-Optic Cable (Not Included). Use of genuine SEA&SEA Fiber-Optic Cables is recommended. SEA&SEA strobes may not function properly if a third-party Fiber-Optic Cables are used (functions such as TTL auto exposure in particular).
Excellent night-time visibility. The illuminated control panel is ideal for night diving
Maximum guide number is a powerful 32 (ISO 100, meter). Recycle time is only 1.5 sec(*1)
EV control function can finely tune the amount of light emitted
Two diffusers and red filters included with the strobe as standard
Custom mode is a new innovation which allows the YS-D2 to be compatible with cameras with non-standard pre-flash settings