The Satco|Nuvo 67-111 Edge Lit LED Exit Sign is an indoor, damp rated, T20 exempt LED exit sign that is designed to provide reliable illumination in any emergency situation. With 90 minutes of Ni-Cad backup power and 120/277V input voltage, this exit sign can be top, back or end mounted for optimal visibility. Its dual face design features red letters with a silver finish aluminum housing for a modern and professional look. This LED exit sign will ensure your safety while still making a statement in any commercial building.