Exit Sign, Letter Color Green, 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 Plastic, Housing Color - Emergency Lighting and Exit Signs White, 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 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. -