Sea & Sea YS-03 Underwater TTL Strobe
Sea and Sea YS-03 Underwater Strobe Flash Sea and Sea YS-03 SS-03116 Underwater Strobe featuring GN 20 with Fiber Optic Connections, No. Includes YS Mount. Compatible With: Universal Universal Strobe for Underwater Photography Warranty: Limited 3 Years by Sea & Sea SEA&SEA created this strobe for any underwater photographer with any level of expertise. It is simple to use and easy to understand. With only one rotary power control, YS-03 is ready to start shooting beautiful images with a turn of the switch from OFF.