Mighty Mule FM231-R Wireless Driveway Alarm Additional Base Station<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Easy DIY (DO it yourself) installation for your property </span></li><li><span class="a-list-item"> Alerts you with a chime when your visitors approach </span></li><li><span class="a-list-item"> Alarm features a sensitivity adjustment to adjust to your comfort </span></li><li><span class="a-list-item"> Backed by a 12-month Mighty Mule warranty and technical support </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31I74BbNvPL.jpg" noproxy>