This is an Emergency Bright Source 4ft Twin 48w LED IP65 Batten Fitting in cool white, designed to replace traditional non corrosive 2 x 36w T8 Fluorescent tube fittings offering energy savings of 36%. With an average life span over 50,000 hours, this averages at over 10 years based on normal use, significantly reducing maintenance costs. The batten also boasts a lumen output of 4180 lumens. All the specification of the standard batten is still applicable in normal maintained running mode.  The emergency backup pack is invisibly integrated into the body of the batten. These luminaires come with an IP65 rating, perfect for use in warehouses and factories as well as being used to light indoor and outdoor spaces in applications such as car parks and garages. Constructed with a robust steel powder coated white body and polycarbonate lens with a integrated Epistar LED Board and stainless steel mounting clips. This product comes with a 5 year warranty for peace of mind. This is the emergency version that comes complete with a 3 cell D type battery & Philips emergency module allowing the fitting to run on emergency mode for up to 3 hours. General Characteristics Wattage [W]      38 Voltage [V]         220 – 240v Lumens [lm]       4180 IP Rating [IP]      65 Colour [K]            4000 (Cool White) Avg. Life [hrs]    50000 Part code             207016