for Studio Buds Charging CaseThis is after-market charging case, if you wanna a backup/spare charging case, it will be a good choice.
Specification: Battery
Capacity: 660mAhCharging
Port:
USB-CInput: 5V/ 0.3ALED
Indicator: Charging
Case Indicator: Green
lasts: 100%Green
flashes: 66~99%Blue
flashes: 33~65%Red
flashes: 0~32%Earbuds
Charging Indicator: Green
lasts: 66~100%Blue
lasts: 33~65%Red
lasts: 10~32%Red
flashes: 0~9%Package
includes: 1 x for charging case Studio Buds1 x USB-C Cable1 x
InstructionFriendly Tips: 1. If you have any question about the paring, please refer to the instruction or contact us online