<p><span data-mce-fragment="1">Receive instant push notifications via mobile app when your mail arrives, even from long distances. Compatible with roadside/post-mounted, wall-mounted, slot, and cluster mailboxes; not suitable for mail slots without covers.</span></p> <p><span data-mce-fragment="1"><span style="color: rgb(255, 0, 0);"><strong>Pre-order Notice: </strong></span>orders placed now will be shipped around <span style="color: rgb(255, 0, 0);"><strong>December 17</strong></span>. Thank you for your patience and understanding.</span></p>