When order the X421EQ laptop battery, you should open your X421EQ laptop, Carefully compare it with your original X421EQ battery, checking details such as the battery model, output voltage, connector type, and screw hole positions.
| Battery Code: | NASB31N191142WHB3 |
| Battery Name: | X421EQ 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 ], |