Snark SA-1 9-Volt Power Supply<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Can power 5 pedals per daisy， up to 15 pedals </span></li><li><span class="a-list-item"> Save money on batteries! </span></li><li><span class="a-list-item"> Supplies a sure and steady voltage that won't effect your pedals tone </span></li><li><span class="a-list-item"> Zero hum proprietary noise filtering for absolute silent operation </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41FIf26cyYL.jpg" noproxy>