SmartKitchenTablet / app / src / main / res / drawable / select_switch_background.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:drawable="@drawable/switch_background_on" android:state_checked="true" />
    <item android:drawable="@drawable/switch_background_off" />
</selector>