The EAS Power Switch allows connectivity for accessories like aftermarket lights, air compressors and more. You can now control/engage these accessories from the CTS2 screen. Name your accessory to display right on the screen and take advantage of Edge's clean EAS daisy-chain link system to turn your truck's tools on/off. Gone are the days of drilling holes in your dash to install manual switches; do it all from the CTS2! Learn more about the Power Switch by visiting edgeproducts.com.