ETi Bicolor LED Exit Sign with Battery Backup can protect and save lives during emergency evacuations. This sign functions as an indicator for employees and visitors in the building to see where to evacuate the space in case of emergency. Choose optional Red or Green lettering with double face panels. This fixture offers high impact UL 94V-0 flame rated thermoplastic housing and built-in 1.2V 1000mAh Ni-MH battery for minimum 90-minutes with emergency operation (maximum 24-hour full recharge time). Suggested applications: office, conference rooms, hallways, stairways, classrooms, hospitals, reception/lobby, hotels, restaurants, and warehouses. Color: White.