Industry product, in Stainless Steel 316L--, for Ceiling surface,Wall surface mounting, impact classification IK10, IP66/67, light source LED, lumen out 2803lm, ballast type HF: Non dimmable, through wiring 6x2.5mm², cable entry 2xM20-Polyamide, with light source type 4000K, optic type FR/PC - Frosted diffuser in polycarbonate, with Polycarbonate diffuser, Certification: ATEX,IECEx, Certified for Ex Zones: Ex zone 1,Ex zone 2,Ex zone 21,Ex zone 22.