Sea & Sea YS-110a Strobe - USED (SS-03111) Free Shipping on Orders Over $200 to the US and Canada SKU: SYS110A DISCONTINUED! Sea & Sea has discontinued the YS-110a in lieu of the new YS-D1 strobe. We still have several perfectly working, gently used in stock, and will be selling them until they are gone! The Sea & Sea YS-110a Strobe can be used as a... MSRP: Was: Now: $550.00 Add to Cart