This is a generic, equivalent one, 100% compatible. This 7.7V 5070mAh Replacement Li-ion battery is designed to compatible with Samsung ChromeBook Plus V2 4 Chrome 4 Plus Galaxy Book.

Specifications:
* Product Type: generic/equivalent
* Battery Voltage: 7.7V
* Battery Capacity: 5070mAh / 39.04Wh
* Condition: new, 1 Year Warranty!
* Easy Installation
* Battery is tested accurately before shipping
* Compound Li-ion Chip, Safer and More Reliable

Compatible 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 Model:
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

Package Included:
1 x 7.7V 5070mAh Replacement Battery for EB-BW720ABA Samsung ChromeBook Plus V2 4 Chrome 4 Plus Galaxy Book