Elk ELK-150RT Siren &amp; Stainless Steel Enclosure<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"> Alarm Type: AudibleSound Emission: 118 dBInput Voltage: 14 V DCHeight: 5 Width: 5 Depth: 4 Limited Warranty: Lifetime </span></li><li><span class="a-list-item"> The ELK-150RT is a self-contained Siren in a tampered "No Rust" stainless steel enclosure. It features two sealed reed tamper switches， one on the Back plate and one on the Front Cover. The switches are normally closed and pre-wired in series. The ELK-15 </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41MdWke%2BaeL.jpg" noproxy>