packages/overlays/IconPackRoundedSystemUIOverlay/res/drawable/ic_power_low.xml

<?xml version="1.0" encoding="utf-8"?>
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   Copyright (C) 2019 The Android Open Source Project

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

        http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
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<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:height="24dp"
    android:viewportHeight="24"
    android:viewportWidth="24"
    android:width="24dp" >
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        android:fillColor="@android:color/white"
        android:pathData="M12,14.5c0.41,0,0.75-0.34,0.75-0.75v-5C12.75,8.34,12.41,8,12,8s-0.75,0.34-0.75,0.75v5C11.25,14.16,11.59,14.5,12,14.5z" />
    <path
        android:fillColor="@android:color/white"
        android:pathData="M 12.01 16 C 12.5622847498 16 13.01 16.4477152502 13.01 17 C 13.01 17.5522847498 12.5622847498 18 12.01 18 C 11.4577152502 18 11.01 17.5522847498 11.01 17 C 11.01 16.4477152502 11.4577152502 16 12.01 16 Z" />
    <path
        android:fillColor="@android:color/white"
        android:pathData="M17,4h-3V3.49c0-0.55-0.45-1-1-1h-2c-0.55,0-1,0.45-1,1V4H7C6.45,4,6,4.45,6,5v16c0,0.55,0.45,1,1,1h10c0.55,0,1-0.45,1-1 V5C18,4.45,17.55,4,17,4z M16.5,20.5h-9v-15h9V20.5z" />
</vector>