This is now the accepted International Emergency EXIT sign which is cULus approved to operate on a dual voltage of 120/347 Voltage.
It is constructed of a flame retarded ABS housing with a 3.6V battery to supply power to the dual 1 watt LED heads for lighting an exist route in the event of a power outage.
This is the perfect choice for Risk Evacuation Management by positioning them at key location in the interior of any building.