Emergency Light, Voltage - Emergency Lighting and Exit Signs 120/277, Lamp Watts - Emergency Lighting and Exit Signs 1.9 W, Lighting Technology LED, Housing Material - Emergency Lighting and Exit Signs Plastic, Housing Color - Emergency Lighting and Exit Signs Gray, Battery Chemistry Nickel Cadmium, Number of Lamp Heads 2, Emergency Illumination Time - Emergency Lighting and Exit Signs 90 min, Watts @ 90 Minutes 3.75 W, Output Voltage 9.6 V DC, Width 8 in, Length 12 1/5 in, Height 8 in