Acme Siren Whistle<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> A wonderful sound effect useful and unusual warning signal for small boats and general use. </span></li><li><span class="a-list-item"> made to suit industry standards </span></li><li><span class="a-list-item"> Designed for comfort </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41h08Tj4hFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/210CIwQAV8L.jpg" noproxy>