Samsung Galaxy Buds2 Pro Noise-Canceling True Wireless In-Ear Headphones (Graphite) - Manual (Page 14)

Basics
14
Checking the battery level
Connect the earbuds to your mobile device, launch the Galaxy Wearable app on the mobile
device, and view the battery status of the earbuds and the charging case. Refer to Connecting
to a mobile device for more information.
When the remaining battery level is low, a notification will appear on the mobile
device’s notification panel.
Battery indicator lights identification
The battery indicator lights inform you of your earbuds and the charging case’s charging
status.
The earbud battery indicator light is located inside of the charging case and shows the
charging status of the earbuds. The charging case battery indicator light on the front of the
charging case indicates the charging status of the case itself.
Earbud battery indicator light
Earbud battery indicator
light