Emergency Lights 

(1) Input Voltage   AC 220V-240V or 90V-280V
(2) Mains Frequency   50/60Hz      
(3) Max Ambient Temp, ta   50℃      
(4) Max Surface Temperature   70℃      
(5) Recharge Duration   24hrs      
(6) Rated Duration   1/2/3hrs      
(7) Power Consumption