Toro 53741 ECxtra 2-Zone Module clamshell<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>No tools required for simple installation</li><li>Adds 2 extra zones</li><li>Expands your toro ecxtra up to 10 zones indoors or 12 zones outdoors</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51dgpLIOtlL.jpg" noproxy>