Electrical Specifications
 -220VAC-240VAC input 
 -3W max power consumption 
 -Charging time: 24 hours
 -Emergency time: 3 hours
 -Push button test switch
 -3.6V Nickel Cadmium Battery 
Feature
 -Thermal plastic housing 
 -High efficiency LED
 -Universal wall mount and ceiling mount 
 -Dimension: 213*83*20mm