+x DaveWhite - 3/14/2020 1:02:19 PMThere is no button - when you are connected to an external traffic sensing system such as PilotAware or SkyEcho, you will see traffic on the map and also the small "radar screen" will appear on the lower right of your device's screen.Set up SkyDemon under the Settings menu: "Third Party Devices" and "Navigation Options - Other Traffic". More detailed info in the manual, unsurprisingly.