Note - This adapter can not be used in the airline in-seat power systems and it is not provided with the special connection cable. The air in-seat power systems are limited to an output of only 75 Watts. - This adapter will operate the laptop and charge the battery in an automobile. - Output Short Circuit Shut Down. - Output Current Limit. - Input Noise Filter. - Internal Overtemperature Shut Down. - Low Input Voltage Shut Down. - High Input Voltage Shutdown. - Automatic Shut Down Reset. - CE