Leviton 79A00-1 12-Volt DC Electric Door Strike with Access Control<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"> Only products shipped and sold by Amazon.com (not third-party sellers) are eligible for full warranty and technical support offered by Leviton </span></li><li><span class="a-list-item"> When used with the 75A00-1 access control reader (not included)， the door strike securely locks and unlocks a door without the need of a key </span></li><li><span class="a-list-item"> Door can be unlocked with a key or automatically unlocked by the system </span></li><li><span class="a-list-item"> Fail-Secure device which unlocks the door when power is connected and locks the door when power fails </span></li><li><span class="a-list-item"> 3.5-year limited warranty </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31oC9l2zpVL.jpg" noproxy>