hardware/drawable-anydpi-v21/ic_tablet_black_24dp.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
        android:width="24dp"
        android:height="24dp"
        android:viewportWidth="24.0"
        android:viewportHeight="24.0">
    <path
        android:fillColor="#FF000000"
        android:pathData="M21,4L3,4c-1.1,0 -2,0.9 -2,2v12c0,1.1 0.9,2 2,2h18c1.1,0 1.99,-0.9 1.99,-2L23,6c0,-1.1 -0.9,-2 -2,-2zM19,18L5,18L5,6h14v12z"/>
</vector>