How to add Date and Time picker in qt qml

Question

I want to add date and time picker in my application to set date and time. I am using the below code, for that I got error as "Unknown Component." How can I add date and time picker in qt qm?

import QtQuick 2.9
import QtQuick.Controls 2.5

ApplicationWindow {
    id: main
    Datepicker {
        id: myDate
        activeWindow: main
        width: 200
    }
    TimePicker {
        id: timePicker
        anchors.centerIn: parent
    }
}