When order the X421JQ laptop battery, you should open your X421JQ laptop, Carefully compare it with your original X421JQ battery, checking details such as the battery model, output voltage, connector type, and screw hole positions.
| Battery Code: | NASB31N191142WHB3 |
| Battery Name: | X421JQ battery |
| Battery Type: | Li-Polymer |
| Battery Volt: | 11.55V |
| Battery Capacity: | 3640mAh, 42.00Wh |
| Battery Color: | Black |
| Battery Cells: | Grade A, 3 Cells |
| Battery Condition: | original/genuine 1 Year Warranty |
| Compatible Battery Models: | [ 3ICP5/57/80 ], [ B31N1911 ], [ C31N1911 ], |