Body and locking ring made of electropolished AISI 316L stainless steel. 6 mm extra-clear flat tempered glass cover. Product with no visible screws and spring fixing system. IP68 protection rating with FULL DRY system preventing condensation inside the fitting. Product supplied with one power supply cable, 0,5 m in length. 37 mm fixing hole diameter. External power supply by 350mA CC transformer. Fixing springs suitable from 10 up to 20mm thick ceilings.