The DEL Series unit blends seamlessly into any commercial building environment and is ideally suited for applications requiring a decorator design as well as protection against vandalism.SPECIFICATIONS:- Impact-resistant steel center cabinet contains the battery and charger - Frosted, polycarbonate light cubes protect light modules against vandalism while providing visual masking and light diffusion - Units can be wall or ceiling mounted - Maintenance-free, sealed lead calcium battery - Fully automatic, solid-state charger with low voltage battery disconnect, brownout protection, integral test switch and LED AC-On pilot lights - Also available as a remote fixture; see Remote Fixtures section of this catalogue - NEXUS compatible