Info on this product category: Exit Signs
Criteria for Exit Signs
Exit signs must must be lit with light-emitting diodes (LEDs) or light-emitting capacitors (LECs), and must consume no
more than 5 watts, and have at least a 3-year warranty. All exit signs must also be UL 924-certified and meet NFPA 101, NEC
and OSHA Illumination standards.