LED Bulkheads are wall- and ceiling fixtures that are frequently used to light staircases and hallways. You can recognize them by their round shape and they can be obtained in different colour temperatures. The LED Bulkheads can be used as emergency lighting, if there is a emergency lighting unit. It will then stay turned on during light loss. The duration that they can stay on in the event of a light failure depends on which LED bulkhead you choose. For example, there are LED bulkheads that will stay on for 1 hour and there are some can provide emergency lighting 3 hours long.