PE0 Steet Weather Pack Housing Cold-roll steel sheet 0.8mm. , coated with polyester powder Reflector Anodized aluminium reflector with Total Reflacance of 87% is optinal. Diffuser Clear acrylic diffuser with stainless clip lock Wire 0.5sq.mm. 70'C IP Rating IP55 Gasket Stainless steelall external screws Application Suitabled for general indoor lighting such as factories, hospitals, warehouses, parking lots.