Exit Sign, Letter Color Red, Number of Faces 1, 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 Black/Silver, Emergency Back Up Battery Yes, Battery Chemistry Nickel Cadmium, Voltage - Emergency Lighting and Exit Signs 120/277, Number of Lamp Heads 0 This product contains a chemical that is regulated under California Proposition 65. Warning: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm. -