Description Echo Velocity is a unique asymmetric T5 and T5HO luminaire that combines an architecturally pleasing form with a palette of optical options. The most durable yet, Echo Velocity Wet Location is an IP66 rated high performance fixture. Echo Velocity combines an architecturally pleasing form with multiple optical distributions controlled with premium reflectors. This asymmetric luminaire delivers the quality illumination and efficient light control the Echo family is known for. Features Extruded aluminum housing.Cast aluminum end caps.5/8" stainless steel stem(s).Additional mounting structure and hardware required (by others).Field adjustable housing.Locks in desired orientation.Stainless steel external fasteners.Hinged lens with captive fasteners.95% reflective aluminum reflector.Housing and mounting components painted to match, unless otherwise specified.Thermoset polyester powder coat finish standard.Integral electronic ballast.Thermally protected ballast.Class "A" sound rated ballast.MH ballast minimum start temperature is -22F.Lamps included, with the exception of T8 and incandescent.IP66 rated.UL listed (US and Canada) for Wet Locations and Ground Mounting.