DUAL EVCURW,EVC SERIES ARCHITECTURAL LED,COMBINATION EXIT / EMERGENCY LIGHT,,MOUNTING TYPE: CEILING OR END,MOUNT, WORDING ON SIGN: EXIT,,LETTER COLOR: RED, COLOR: WHITE,,NUMBER OF LAMPS: 2, OPERATION:,EMERGENCY OPERATION, BATTERY TYPE:,LITHIUM IRON PHOSPHATE, BATTERY,RUNTIME: 90 MIN, VOLTAGE RATING:,120-277 V.