Vehicle-mounted anti-theft device

The invention provides a vehicle-mounted anti-theft device. The vehicle-mounted anti-theft device comprises a vehicle door handle, a wireless signal transmitter, a wireless signal receiver and a vehicle owner mobile phone. The specific method comprises the steps that the wireless signal transmitter is mounted within a vehicle door beside the vehicle door handle; and the wireless signal receiver is mounted in the vehicle owner mobile phone. When the vehicle door handle is pulled, the wireless signal transmitter is started to transmit a wireless signal, and a vehicle owner immediately finds out that someone is stealing the vehicle after the wireless signal is received by the wireless signal receiver on the vehicle owner mobile phone; therefore, an anti-theft purpose is achieved. The vehicle-mounted anti-theft device has the advantages of simple structure, convenient use and good anti-theft effect. 种车载防盗装置，该车载防盗装置由车门把手、无线信号发生器、无线信号接收器、车主手机组成。具体作法是：无线信号发射器安装在车门把手旁的车门内，无线信号接收器装置在车主手机内。当车门把手被拉动，启动无线信号发生器发射无线信号，无线信号