This is a generic, equivalent one, 100% compatible. This 11.4V 56Wh Replacement Laptop battery is designed to compatible with HP Spectre Pro X360 Spectre 13 Series.

Specifications:
* Product Type: generic/equivalent
* Battery Voltage: 11.4V
* Battery Capacity: 56Wh/3 Cells
* Chemistry: Li-ion
* Operation time: Around 1-3.5hours
* 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:
PK03XL, 788237-2C1, 789116-005, HSTNN-DB6S, TPN-Q157

Compatible with the following HP Laptop models:( Use" Ctrl + F " for fast search your laptop models )
HP Spectre Pro X360 Spectre 13 Series

Package Included:
1 x 11.4V 56Wh Replacement Laptop Battery for HP Spectre Pro X360 Spectre 13 Series