Más sobre la llave, será solo para cuando no tengas el teléfono y debe ser pasada por el pilar B para abrir el coche
Pues no tienen nada de revolucionario, es una llave de emergencia y básica
"Now you have to actually get in the car. Tesla is parting ways with its concept of using a key fob that looks like the car and instead, it will rely primarily on the owner’s phone.
Tesla’s app will take an increasingly more important role and the Model 3 will be Bluetooth connected to the owner phone in order to unlock the doors as they approach.
If your phone is dead or you don’t have it on you for whatever reason, Tesla provides a keycard with a NFC chip. You just have to swipe on the B pillar and it will unlock the doors:"
