This is a Bright Source 80w LED corn light with a GES (E40) cap, ideal for replacing Metal Halide and SON lamps. This lamp is an ideal alternative to a 250w SON/MH, offering energy savings of 60% and a lumen output of 10,800 lumens. These lamps are often used in warehouses and factories as well as being used to light outdoor spaces in applications such as street lighting or in car parks and other outdoor areas. The colour temperature of the Corn Lamp is 4000k, cool white colour. They have an average life of 50,000 hour, over three times longer than a SON or Metal Halide lamp, significantly reducing maintenance costs. Product Update: This product has had a recent design change and is now fitted with a heat sink instead of a internal fan to keep the LED\'s cool This product comes with a 3 year warranty for peace of mind. General Characteristics Wattage[W]       80 Voltage[V]          AC96-AC265 Lumens[lm]        10000 Cap/Base            GES/E40 Internal Fan        No Diameter[mm]  130 Length[mm]       255 Colour[k]             4000 Lamplife[h]         50000 Beam Ang[°]      360 Please Note: If replacing SON/Metal Halide lamps, you will need to bypass the control gear and wire like a standard pendant fitting