Emergency Light, Voltage - Emergency Lighting and Exit Signs 120 to 277, Lamp Watts - Emergency Lighting and Exit Signs 2.8 W, Lighting Technology LED, Housing Material - Emergency Lighting and Exit Signs Aluminum, Housing Color - Emergency Lighting and Exit Signs White, Battery Chemistry Nickel Cadmium, Number of Lamp Heads 4, Emergency Illumination Time - Emergency Lighting and Exit Signs 90 min, Output Voltage 12 V DC, Width 3 3/16 in, Length 11 in, Height 7 in, Head Lamps Adjustable No