Ex-Lite LED exit signs from Eaton's Crouse-Hinds Division are designed for hazardous locations and are ideally suited for marking escape routes and exits in potentially explosive atmospheres. The Ex-Lite Z is available as an AC only version, while the Ex-Lite ZE is available with self-contained battery. As an emergency lighting luminaire with self-contained battery system, the Ex-Lite ZE features a nickel cadmium battery with automatic test and monitoring feature.