ALARM DEVICE
    2.
    发明申请
    ALARM DEVICE 审中-公开

    公开(公告)号:US20180281670A1

    公开(公告)日:2018-10-04

    申请号:US15481481

    申请日:2017-04-07

    IPC分类号: B60Q1/46 B60Q1/52

    摘要: A traffic warning device removably mounted to a vehicle and coupled to a main controller. The main controller includes an alarm unit to output warning. A driving unit in the device receives a driving signal from the main controller and moves accordingly. A power supply unit supplies power to the alarm unit and the driving unit.