Numato Lab Relay Shield - 2 Channel<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Arduino Uno， Arduino Mega compatible shield.</li><li>2 DPDT mechanical relays.</li><li>ULN2003 IC is to drive relays.</li><li>See product description for all features</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51W3YV4zDoL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51%2BSKJfPMHL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Ya4vWXi3L.jpg" noproxy>