The Sure-Lites UEL NEMA 4X Emergency Light is designed for those emergency lighting applications where ruggedness and dependability are a must. Designed for the most severe environments, the UEL Emergency Light will provide maximum performance against rain, moisture, cold, corrosives and dust. The UEL’s standard features include die-cast housing, nickel cadmium battery, self-diagnostics, photocell LASER test and MR16 lamps that provide the customer with a long life, low maintenance, dependable, severe environment approved emergency lighting unit in those conditions when reliability is crucial. The injection molded, glass-clear polycarbonate shield not only provides protection against moisture and rain, but vandalism, as well. (4) Torx head tamperproof screws with center-pin reject provide additional vandal-proof security. Two adjustable 12W MR16 lamps provide maximum path of egress coverage providing a bright, even illumination during power outages. The unique design and features make the UEL Emergency Light compatible in food processing facilities, outdoor parking garages, walk-in freezers and other indoor/ outdoor severe environments. The UEL Emergency Light is UL listed for –30°C (-22°F) to +50°C (+122°F) ambient environments.