Check the listing for details. Vivitar Vari-Power Sensor Module for Model 285 Electronic Flash. Condition: Used. Listed at 12.99 USD. Welcome to Blue Moon Camera's Outlet Store! Up For Sale is a Vivitar Vari-Power Sensor Module for Model 285 Electronic Flash Condition: Good- Overall Appearance: Good, no broken or missing parts- Function: Tested, works normally We do not guarantee our used lighting equipment. As-Is. No Returns.Please See Photos. They are of the exact item(s) for sale. 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!