Please note, if the order address is in the United States, it will be shipped from the US warehouse. If the order address is outside the United States, it will be shipped from China.

 Size: 24 mm*28 mm* 8mm
Voltage: 3.85v
Capacity: 520mAh

Compatable with :Sony WF-1000XM4 Headphones Charging Box

Package include: 
1 pcs 3.85V 520mAh Battery