2gig GDR1 Universal Garage Door Receiver<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"> Control any garage door operator with 4-Button Key Ring Remotes </span></li><li><span class="a-list-item"> For use with up to 10 4-Button Key Ring Remotes </span></li><li><span class="a-list-item"> Simple design plugs directly into standard 110 VAC outlet </span></li><li><span class="a-list-item"> Easy to install using two conductors directly connected to the garage door operator or existing wall-mounted push button </span></li><li><span class="a-list-item"> 4-Button Key Ring Remote transmitter codes persist in memory during loss of power </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/318TNLQycQL.jpg" noproxy>