Product Description:
Battery Capacity : 3.7V 50mAh 0.185Wh
Replacement Battery Model: CP1254 A3

As shown, the battery comes with  tab by default. 
Compatable with :
 For Microsoft Surface Earbuds  
WF-1000X,1000XM3,XB700,SP900,SP800N
B&O H5,JABRA ROX,
Samsung Buds Pro,
TWS  Galaxy Buds / Samsung Galaxy Buds Live
Beats Powerbeats Pro


Package include:
2 x CP1254 A3 Battery