Four-hour emergency illumination;
Universal input: 120 through 277 VAC, 50 or 60 Hz;
 
Universal input: 120 through 277 VAC, 50 or 60 Hz;
| 
                Model # | 
                12NC | 
| 
                B54U | 
                913710892502 | 



| 
                Illumination Time | 
                4 Hours | 
| 
                Initial Light Output | 
                225 - 450 Lumens | 
| 
                Full Warranty | 
                5 Years (NOT pro-rata) | 
| 
                Voltage | 
                120 Through 277 VAC, 50 or 60 Hz | 
| 
                AC Input Current | 
                280 mA | 
| 
                AC Input Power Rating | 
                4.0 Watts | 
| 
                Test Switch | 
                Single Pole | 
| 
                Battery | 
                High-Temperature, Maintenance-Free  Nickel-Cadmium Battery 7- to 10-Year Life Expectancy | 
| 
                Battery Charging Current | 
                280 mA | 
| 
                Recharge Time | 
                24 Hour | 
| 
                Charging Indicator Light | 
                LED | 
| 
                Temperature Rating (Ambient) | 
                0°C to +55°C (32°F to 131°F)  | 
| 
                Dimensions | 
                13.3" x 2.4" x 1.5"  (339 mm x 60 mm x 38 mm) Mounting Center 12.8" (325 mm) | 
| 
                Weight | 
                3.4 lbs. (1.54 kg) |