When order the X540SA laptop battery, you should open your X540SA laptop, Carefully compare it with your original X540SA battery, checking details such as the battery model, output voltage, connector type, and screw hole positions.
| Battery Code: | NAAA31N151933WHB3 |
| Battery Name: | X540SA battery |
| Battery Type: | Li-ion |
| Battery Volt: | 11.25V |
| Battery Capacity: | 2933mAh, 33.00Wh |
| Battery Color: | Black |
| Battery Cells: | Grade A, 3 Cells |
| Battery Condition: | original/genuine 1 Year Warranty |
| Compatible Battery Models: | [ A31N1519 ], [ 0B110-00390000 ], [ 0B110-00390100 ], [ 0B110-00390200 ], [ 0B110-00390300 ], [ A31N1519-1 ], [ A31N1519-2 ], |