One-piece, die-cast aluminum housing and door, Choice of 7 LED high efficiency optical distributions, Continuous extruded silicone gasket, Suitable for operation in -30°C to 40°C ambient environments, Continuous extruded silicone gasket, Heavy-duty, die-cast aluminum knuckle utilizes a taper-lock mechanism, Four tamper-resistant recessed stainless steel fasteners, Knuckle adjustment made via one captive stainless steel fastener, Choice of 13 different mounting and 4 shielding configurations, LED fixture features a 5-year warranty