Overview
For detailed operation of the Kairos 4 Controller, download and install the Kairos app for Android or iOS.
iOS: https://apps.apple.com/us/app/chronotrack-kairos/id6751861197
Android: https://play.google.com/store/apps/details?id=com.chronotrack.kairos
Alternatively, you can search for "Kairos Chronotrack" on either app store to locate the app.