SEA&SEA YS-D2 Umi-Maru Version This is a set of two strobes and fiber optic cables for underwater photography. One of them is missing the cover for the fiber optic cable connection. Maximum guide number: 32 (Approximately the same light output as the INON Z-330) 2-stage switchable LED target light Recycle time: 1.5 seconds These are user-friendly strobes. Suitable for compact camera users like the TG series, as well as single-lens reflex camera users. - Brand: SEA&SEA - Model: YS-D2 - Accessories: Instruction manual, diffusers 100, 120, fiber optic cables - Quantity: 2 Operation confirmed on land. Used for diving, so there are scratches on the exterior. Please check the photos for the condition. *Cameras and housings are also listed separately. If you purchase them together, we can offer a discount on shipping. Returns are not accepted to prevent product substitution.