Start Waterproof, integrated LED weatherproof luminaire, with UV stabilized flat diffuser and linear prisms designed to achieve uniform lit appearance, optimise light output and to reduce glare, stainless steel diffuser clips and fixing brackets for surface mounting. Polycarbonate housing, Polycarbonate diffuser, 4200 lm, 35 W, 120 lm/W, 4000 K, drive current 1050 mA, non dimmable, 3 hours emergency, Class I, nominal average life (h): 50000, 1578mm x 84mm x 75mm, energy class: A++ A+ A