LED Exit Sign & Emergency Light Combo - Remote CapableCode Compliant Exit Signage Brightly Lit Red Letters: Indicate safe exits for patrons. Dual Head Emergency Lights: Automatically turn on during a power outage. Integrated Backup Battery: Provides 90 minutes of power during an emergency. Runs on High Efficiency LED Technology: Keep energy and maintenance costs down. This light can also power two additional remote emergency light heads, either indoors or out. (See Accessories)