LBI-EMG LED Light Bar Emergency Battery Backup LED Bulb Type Input Voltage 120 to 277V AC Number of Bulbs Supported 1 Bulb Watts 25 W Max Bulb Watts 25 W Initial Lumens Fixture Dependent 90 min Emergency Illumination Time CA Title 20 Compliant No 17 1/8 in Length 2 1/8 in Width 1 9/16 in Height Standard Profile Steel Housing Material