SMART KEY PREVENTED FROM BEING LOST BY BEING LINKED WITH SMARTPHONE THROUGH BLUETOOTH

摘要

The present invention relates to a smart key prevented from being lost by being linked with a smartphone through Bluetooth, which has a higher risk of being lost due to the small size and is difficult to find, but identifies the location of the smart key with the smartphone by a Bluetooth function and sounds to enable the user to easily find the smart key, thereby solve a problem that a conventional smart key is stolen or lost due to the small size and light weight thereof. That is, the smart key for a vehicle, according to the present invention, comprises: a smart key body easy to hold by hand and formed as a relatively flat hexahedron such that the user easily carries the smart key; a smart key Bluetooth circuit board configured by a device for generating a signal sound through a Bluetooth signal by providing the Bluetooth function to a conventional circuit board so as to identify a loss location through a call function of the smartphone when the smart key is lost; and a smart key battery formed in a circular shape to supply power to the smart key.;COPYRIGHT KIPO 2019