Emergency Light, Voltage – Emergency Lighting and Exit Signs 120/277, Lamp Watts – Emergency Lighting and Exit Signs 1.2 W, Lighting Technology LED, Housing Material – Emergency Lighting and Exit Signs Plastic, Housing Color – Emergency Lighting and Exit Signs White, Battery Chemistry Nickel Cadmium, Number of Lamp Heads 2, Emergency Illumination Time – Emergency Lighting and Exit Signs 90 min, Watts @ 90 Minutes 1.2 W, Output Voltage 3.6 V DC, Width 13 1/4 in, Length 5 3/8 in, Height 5 3/4 in