Adding a rotatable function. this new style of emergency light comes with a back and forth 90-degree foldable exit sign panel, which largely reduces the installation size and saves more installation space. Caution: Do not use it outdoors. This exit sign should be mounted where will not be touched by unauthorized personnel. Do not mount near gas or electric heaters. The improper use of accessories that are not recommended by the manufacturer may cause an unsafe condition. Note: Please check the building code for Chicago and New York City. To test the light, press the “TEST” button and the emergency light would be turned on. The emergency light would be turned off when the button is released. Please make sure the exit sign is installed toward the correct side.