This robust, waterproof, self contained 8W Emergency Bulkhead Light (Switchable) features an 8w T5 tube which operates for 3 hours in emergency mode. It can run as a maintained or a non-maintained light as it is switchable. The bulkhead is vandal resistant with an all polycarbonate construction and screw down diffuser. It is also waterproof to IP65, making it suitable for installation in the harshest of environments. It’s screw less, hinged gear tray enables a quicker and easier installation.