Two sided Exit Sign. LED Edge Lit. GREEN Lettering on Silver Panel with White Thermoplastic Housing. Ideal for commercial, industrial facilities where economy, appearance and the ultimate ease of installation and maintenance are desired. Features: Durable, high-impact resistant thermoplastic housing in White LVD (Low Voltage Disconnect) prevents battery from deep discharge Internal solid-state transfer switch automatically connects the internal battery to LED board for minimum 90-minute emergency illumination Dual 120/277 Volt Operation Double Face application EZ-snap thermoplastic mounting canopy, included - provides top, end or back mounting. Red Lettering Universal field selectable chevron directional indicators Fully automatic solid-state, two rate charger initiates battery charging to recharge a discharged battery in 24 hour Charge rate/ power ÒONÓ LED Indicator light and push-to-test switch for mandated code compliance testing. Long-life Maintenance-free rechargeable Ni-Cad Battery UL Listed for damp locations and meets UL924, NFPA 101 Life Safety Code, NEC, OSHA, Local and state codes Energy efficient LED technology