When order the W20 3M-013US laptop battery, you should open your W20 3M-013US laptop, Carefully compare it with your original W20 3M-013US battery, checking details such as the battery model, output voltage, connector type, and screw hole positions.
| Battery Code: | NMSBTYS1J9000B4 |
| Battery Name: | W20 3M-013US battery |
| Battery Type: | Li-Polymer |
| Battery Volt: | 3.7V |
| Battery Capacity: | 9000mAh, 33.30Wh |
| Battery Color: | Black |
| Battery Cells: | Grade A, 4 Cells |
| Battery Condition: | original/genuine 1 Year Warranty |
| Compatible Battery Models: | [ BTY-S1J ], [ BTYS1J ], |