P50 GloBrite® Screen printed Red, Single-Sided, Eco Exit sign with plastic frame uses zero energy and runs on stored ambient light. It is free to run and does not require maintenance, bulbs, or batteries. It is recyclable, non-toxic, and non-radioactive. The P50 is designed for wall mounting and is moveable if egress paths change. The sign is thin with a low profile construction and provides consistent, uniform illumination visible at 50 feet. W7.5?xL13" Life Expectancy:25+ yrs.