Product Description:
Battery Capacity : 3.85V 58mAh 0.223Wh
Replacement Battery Model: NS1250 3.85V
Case battery Model: EB-BR510ABY
Voltage: 3.88V
Capacity: 515mAh / 1.99Wh

Compatable with :
  Samsung Galaxy Buds 2 Pro
 

Package include:
2 x EVE 1250 3.85V Battery and tools
1x Case battery