The HALO ALB Basic Series area light luminaire with integral dusk to dawn photocell offers the latest in LED lightening technology. This fixture brightly illuminates a wide variety while saving up to 80% on energy costs when compared to a metal halide lamp. It easily mounts to a wall, post or onto a pole mounting arm (sold separately). This model is perfect for illuminating large areas like barns, yards, loading bays, warehouses, side roads and pathways. 50,000 hour life. 4000 K.