Blinking Blue- your collar is not connected to the app and is NOT on a barbell
Blinking Green- your collar is not connected to the app and is on a barbell.
Blinking Red- your collar is not connected and the battery level is >20%
Solid Blue- your collar is connected to your app but not on the barbell.
Solid Green- your collar is connected to your app, on the barbell and ready to capture your lifts.
Solid Red- you collar is charging