Display device mounted in electronic key for electric vehicle e.g. car, has wireless receiver that receives information about state of charge of battery of vehicle such that information about state of charge of battery is displayed

摘要

The display device (6) has a wireless receiver that is provided for receiving the information about the state of charge of the battery of the electric vehicle (1) such that the information about the state of charge of the battery of the electric vehicle is displayed. The operating units (7,8) are provided for operating and controlling the display of battery charge information. Independent claims are included for the following: (1) key for electric vehicle; (2) remote-controlled system for key; and (3) method for displaying state of charge of the battery.