eTopLighting [4 Pack] LED Exit Sign Emergency Light, Angle Adjustable Side Light, Rotatable Head Light, White Body, Green Letter, Top/Side/Installation, AGG2262 [Contents: 4 Exit Sign Lights] Dual Voltage 120/277 VAC Extra face plate included(Double face) | Ceiling/Wall/side mountable(easy snap-fit canopy included) Battery Backup | Completely self-contained | Fully automatic operation Injection-molded, V-5 flame retardant, high impact, thermoplastic housing | LED indicator light ETL listed w/ damp location | Chevron arrow-pop out(UL924) | Compact, low voltage disconnected (LVD)