Donner Digital Octave Guitar Effect Pedal Harmonic Square 7 modes<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> 7 modes effect and 3 way toggle switch select between different modes. </span></li><li><span class="a-list-item"> Digital circuit design， true bypass provide transparent tone </span></li><li><span class="a-list-item"> Whole Aluminium-alloy classic， stable and strong </span></li><li><span class="a-list-item"> LED indicator shows the working state. </span></li><li><span class="a-list-item"> DC 9V Adapter power supply.(not included) </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41AfQJTn59L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41aBw8uMhHL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ohZpbrXCL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/518Ut08KnFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41MDFSbhXrL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51K8J4O%2BiYL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51GRBJFGdVL.jpg" noproxy>