This is a Emergency 2x36w 4ft T8 Fluorescent Batten Fitting to be used with 2 x 4ft 36w Fluorescent Tubes with the choice of colours from 2700k (Extra Warm White) to 6500k (Daylight) available from the drop-down box. This fitting is constructed with a steel fitting with a powder coated finish. All the specifications of the standard batten are still applicable in normal maintained running mode. It comes complete with the emergency battery and module allowing the fitting to run on emergency mode for up to 3 hours, perfect for use within applications such as commercial, offices and even domestic use. This T8 fluorescent lamp (T26/T25) has an average life of 15,000 hours, which means it will last for many years without needing to be changed and has an A class energy efficiency rating.