Twotone Arrow Drop Down Circle icon

<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="24" height="24"><path fill="currentColor" d="M12 4c-4.41 0-8 3.59-8 8s3.59 8 8 8s8-3.59 8-8s-3.59-8-8-8zm0 11l-4-4h8l-4 4z" opacity=".3"/><path fill="currentColor" d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10s10-4.48 10-10S17.52 2 12 2zm0 18c-4.41 0-8-3.59-8-8s3.59-8 8-8s8 3.59 8 8s-3.59 8-8 8zm0-5l4-4H8z"/></svg>