Constructed of Lucite with mirrored design and photoluminescent green lettering. Includes mounting brackets and chevron kit for directional field applications. Designed for surface, flag and ceiling mount with a thin, low-profile construction. Photoluminescent energy-free lighting technology does not require batteries, light bulbs, electricity or testing. Can be recharged indefinitely with as little as 5' candles of ambient light. Can be charged by any light source the sun, artificial light, low light and will illuminate for hours.