IP66, Class I. IK08. Marine-grade die-cast aluminium alloy. 5CE superior corrosion protection including PCS hardware. Silicone CCG® Controlled Compression Gasket. Safety glass lens, hinged. Protractor scale for accurate aiming from 0° to 15° above horizontal. Control gear on hinged and 'no tool' removable gear tray. Anodised aluminium reflector. 'No tool’ lamp replacement.