Optics: Type V Symmetric Medium Distribution; Option included: Multi-level includes occupancy sensor and ambient light sensor; Cree VG Series parking garage luminaires are designed to deliver optimal, low glare illumination by intelligently combining an in-house designed optical system consisting of indirect view LEDs, a highly efficient internal reflector and a precisely designed optical lens; Mounting bracket designed to mount directly over existing 4 IN square, rectangular or octagonal junction boxes only; Constructed of rugged die cast aluminum with integral, weathertight LED driver compartments and high performance heat sink; Exclusive Colorfast DeltaGuard finish features an E-Coat epoxy primer with an ultra-durable powder topcoat providing excellent resistance to corrosion, ultraviolet degradation and abrasion; Total Harmonic Distortion less than 20 PCT at full load; Integral 6 KV surge suppression protection standard; To address inrush current, slow blow fuse or type C/D breaker should be used; Suitable for operation in ambient not exceeding 40 DEG C; Made in the U.S.A. of U.S. and imported parts; Suitable for wet locations