Emergency lighting 1,Specification:8W,14W,21W,28W,35W 2,Energy saving 30%~40%. 3,ENEC/TUV/CE 4 three hours ... /NMKE108/18/M:1X8W MAINTAINEDKE108/18/NM: 1X8W NON-MAINTAINEDSpecification :AC220-240V 50Hz/AC110V 60HzT5 8W Fluorescent tubeOutput: 1X8WNickel Cadmium Battery 2.4V ...