Check the listing for details. Unbranded Optical Slave Unit + Hot Shoe & Tripod Mount - Tested!. Color: Black, Condition: Used. Listed at 11.99 USD. Welcome to Blue Moon Camera's Outlet Store! Up For Sale is a Unbranded Optical Slave Unit + Hot Shoe & Tripod Mount - Tested! Condition: Good: Unit was tested and is working. Stock Photograph: Actual item may vary slightly in appearance from sample photographed. If you are looking for any other photography equipment check out our store or send us a message! SHIPPING We ship via USPS Ground Advantage, Priority Mail & Priority Mail Express. We do not ship internationally. About Blue Moon Camera's Outlet Store This is the home for all of our photographic equipment that does not meet our in-store quality standards. Did you know? Blue Moon Camera & Machine is located in Portland, Oregon. We have been serving the photography community worldwide since 2001. Thank you for your support!