when it meets power off or fire.it will be transfer to eternal lighting automatically lighting 90mins

Input Voltage: AC220V,50Hz Power:5-13w Emergency time:≥90min or design according to your need Light Source:Compact Flourescent Lamp/energy-saving lamp Model operarion:Maintained/Non-maintained  Charging Time: About 20hrs Standard: According to GB17945-2000

Emergency ceiling lamp