Dörr 371021 Black camera flash

LED Pro Ring Flash Unit The 16 Led's in this light, ensure permanent and even illumination for all macro and clos-up lenses. It is perfect for medical and dental use, having a zoom guide number of 34/Iso100 and a macro guide number of 6 for one side ring flash operated or 8.5 for two. The zoom head is for 28,35,50 or 85mm and can be manually adjusted. The auto focus beam measures from 1m to 5meters and the flash recycling time is approximately 0.5 to 7secs. It measures 85x73x120cm and weighs approximately 250g.