... Stable Electronic Capability!! Lamp,Emergency Light,Lighting,Light,Emergency Lamp,Exit Sign,Emergency Exit Light,Emergency Bulkhead,Exit Light,Exit Lighting,Ceiling Light,Emergency Lighting,Ceiling Lamp Name2012 Newest Emergency Bulkhead DP1002WW OperationDC, AC ... Ni-Cd batteries• Fluorescent lamp 2D16W• Protection level IP65• Emergency operation time 3 hours• Product size(LxWxH): 220x220x110mm• ...