. "The fixture is available in both 11-watt and 22-watt versions and is completely free of hazardous materials, including mercury, and creates almost no light spill.In addition to Class I, Div 2, the powder-coated aluminum Wallpack luminaire is certified for ATEX Zone 1, 21 and Zone 2, 22, and carries IP66, IP67, IK04 ratings." . . .