<?xml version="1.0" encoding="UTF-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:drawable="@drawable/nfc_switch_on" android:state_checked="true"/>
    <item android:drawable="@drawable/nfc_switch_off" android:state_checked="false"/>
    <item android:drawable="@drawable/nfc_switch_off"/>

</selector>