No UV or IR radiation in the beam, mercury free/No noise, no flickering/ ... required.4. No noise, no flickering.5. No UV or IR radiation in the beam, mercury free.6. Anti-shock, anti ... private information. ApplicationBoite,Meeting Room,Exhibition Hall,Market,Showcase Lighting, Interior Decoration,Stage Lighting ,Hotel,Shop(Store),Kitchen,Corridor,Office Building,Hourse ...