Exit Sign, Letter Color Red, Number of Faces 2, Directional Indicators - Emergency Lighting and Exit Signs Universal Field Selectable Chevrons, Lighting Technology LED, Housing Material - Emergency Lighting and Exit Signs Aluminum, Housing Color - Emergency Lighting and Exit Signs Gray, Emergency Back Up Battery Yes, Battery Chemistry Nickel Cadmium, Voltage - Emergency Lighting and Exit Signs 120/277, Number of Lamp Heads 0, Lamp Head Light Source - Emergency Lighting and Exit Signs No Heads WARNING: This product can expose you to chemicals including Nickel (Metallic), which is known to the State of California to cause cancer, and Cadmium, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. -