Control your air springs individually from anywhere, at any time Dual-path control of all brands of air springs Heavy-duty air compressor EZ Mount system packages the manifold and upgraded heavy-duty compressor into a factory-assembled bracket, making installation easier and quicker than ever Easy installation with common mechanics tools Included easy-to-read installation guide Two-year limited warranty or a four-year limited warranty when installed by an Air Lift Company Authorized Installer and 60 day, no questions asked, money-back guarantee No controller. Phone controlled. Phone not included in kit. Free iOS and Android mobile app easily connects with Bluetooth®-enabled manifold