... 2,Input Volt:AC100-240V 3, New lockable rotating end cap 4, Luminous: 2100lm Emergency lightingL03-33V 18W 1200mm ... LED lighting and Emergency LED tube 2, Newest Lockable rotating end caps3, PC cover: frosted4, Material: AL+ high strength ... the power lines of the central power supply are easy to be damaged,so common emergency tube cannot work. ... . Emergency lighting, L05G-I33V,18W, 1200mm, New end caps