| 摘要 |
An emergency exit arrangement including an illuminatable exit sign mountable in close proximity to an exit door of a building wherein the illuminatable exit sign is powered by AC mains power supply and an internal energy source. There is a flashing light mountable also in close proximity to the exit door and the flashing light is configured to be in electrical/electronic communication with the internal energy source of the illuminated exit sign such that when the AC mains power supply is interrupted the flashing light is able to draw power from said internal energy source of the illuminatable exit sign so as to commence and maintain flashing while the AC mains power supply is interrupted. %s. |
