Exit Sign with Emergency Lights, Letter Color Green, Number of Faces 2, Directional Indicators - Emergency Lighting and Exit Signs Universal Field Selectable Chevrons, Light 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 - Batteries 120/277, Number of Lamp Heads 2, Lamp Head Light Source - Emergency Lighting and Exit Signs LED WARNING: This product can expose you to chemicals including Cadmium, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. -