Huawei Free Buds SE 2 - Graphite Black

Battery Capacity
Battery type: Lithium-ion polymer battery
Earbuds: 41 mAh (minimum value for each earbud)
Charging case: 510 mAh (minimum value)

Battery Life
Music playback: 9.0 hours after a full charge and 40 hours with multiple charges in the charging case*
Voice calling: 5 hours after a full charge and 24 hours with multiple charges in the charging case*

Charging Method
Wired charging: USB-C

Charging Duration
Charging the earbuds with the charging case: approx. 60 minutes**
Charging the empty charging case with a cable: approx. 110 minutes**
Charging the charging case with a cable, with the earbuds inside the case: approx. 110 minutes**