This is a generic, equivalent one, 100% compatible. This 11.10V 4400mAh Replacement Laptop battery is designed to compatible with Asus 90-NQK1B1000Y, A32-T12, A32-X51.

Specifications:
* Product Type: generic/equivalent
* Battery Voltage: 11.10V
* Battery Capacity: 4400mAh
* Chemistry: Li-ion
* Dimension: 136.48 x 75.08 x 19.88 mm
* 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:
90-NQK1B1000Y, A32-T12, A32-X51

Compatible with the following Asus Laptop models:
T12 Series
T12, T12C, T12Er, T12Fg,
T12Jg, T12Mg, T12Ug

X51 Series
X51C, X51H, X51L,
X51R, X51RL

X58 Series
X58, X58C, X58L, X58Le

Package Included:
1 x 11.10V 4400mAh Replacement Laptop Battery for Asus 90-NQK1B1000Y A32-T12 A32-X51