This is a generic, equivalent one, 100% compatible! 7.7V 5070mAh replacement/equivalent Rechargeable battery is 100% compatible with Samsung Galaxy Book 12.0 12" SM-W720 SM-W723 SM-W727 SM-W728 Series, Brand new, one year warranty!

Replaces the following Samsung battery part numbers:
EB-BW720ABA, EB-BW720ABE, EB-BW720ABS, AA-PBMN2H0, AA-PBMN2HO, GH43-04690A, GH43-04691A
BA43-00390A, 2ICP4/81/111, AA1KB22fS/T-B, AA1K801fS/T-B, AA1KB01fS/T-B

Compatible with Samsung Models:
For Samsung ChromeBook Plus V2 XE520QAB Series:
XE520QAB-K01US XE520QAB-K02US XE520QAB-K03US XE520QAB-K04US.

For Samsung ChromeBook Plus V2 XE521QAB Series:
XE521QAB-K01US XE521QAB-K02US XE521QAB-K03US.

For Samsung Chromebook 4 Chrome OS 11.6" XE310XBA Series:
XE310XBA-K01US XE310XBA-K02US XE310XBA-K03US XE310XBA-K04US
XE310xBA-KC1US XE310XBA-KB1US XE310XBA-KC2US XE310XBA-KA1US

For Samsung Chromebook 4+ Plus 15.6" XE350XBA Series:
XE350XBA-K01US XE350XBA-K02US XE350XBA-K03US XE350XBA-KA1US

For Samsung Galaxy Book 12.0 12" SM-W720 Series
For Samsung Galaxy Book 12.0 12" SM-W720V Series
For Samsung Galaxy Book 12.0 12" SM-W720N Series
For Samsung Galaxy Book 12.0 12" SM-W723 Series
For Samsung Galaxy Book 12.0 12" SM-W723Q Series
For Samsung Galaxy Book 12.0 12" SM-W727 Series
For Samsung Galaxy Book 12.0 12" SM-W727V Series
For Samsung Galaxy Book 12.0 12" SM-W727Y Series
For Samsung Galaxy Book 12.0 12" SM-W728 Series

Specifications:
◆ Product type: generic/equivalent
◆ Voltage: 7.7V
◆ Capacity: 5070mAh / 39.04Wh
◆ Battery Composition: Li-ion
◆ Condition: brand new, 1 year warranty!

Package Includes:
1 x Replacement Battery for Samsung Galaxy Book 12.0 12" SM-W720 SM-W723 SM-W727 SM-W728 Series 5070mAh