This is a generic, equivalent one, 100% compatible. This 7.5V 4220mAh Replacement Laptop battery is designed to compatible with Microsoft P21G2B Microsoft Surface 2/RT2 1572.

Specifications:
* Product Type: generic/equivalent
* Battery Voltage: 7.5V
* Battery Capacity: 4220mAh
* Condition: new, 1 Year Warranty!
* No memory effect, Over-charge protection, Over-discharge protection.
* Over-heat protection, Over-current protection, Short-circuit protection.

Compatible Part Numbers:
P21G2B

Compatible with the following Microsoft Laptop models:
For Microsoft Surface 2/RT2 1572

Package Included:
1 x 7.5V 4220mAh Replacement P21G2B Battery for Microsoft Surface 2/RT2 1572