A central locking operation key for a motor vehicle has a long term memory and indicator to establish and show the lock status at any time

摘要

The key (100) has a body (13) and metal bit (12) which houses a transmission and receiving unit (15) for infrared signalling, opening (10) and locking (11) buttons and memory unit (18) with a visual or acoustic indicator (17), as well as a GPS unit (14) and biometric sensor (19).