When order the M509DA laptop battery, you should open your M509DA laptop, Carefully compare it with your original M509DA battery, checking details such as the battery model, output voltage, connector type, and screw hole positions.
| Battery Code: | NASB21N1818-232WHB2 |
| Battery Name: | M509DA battery |
| Battery Type: | Li-Polymer |
| Battery Volt: | 7.6V |
| Battery Capacity: | 4212mAh, 32.00Wh |
| Battery Color: | Black |
| Battery Weight: | 150g |
| Battery Cells: | Grade A, 2 Cells |
| Battery Condition: | original/genuine 1 Year Warranty |
| Compatible Battery Models: | [ 2ICP6/61/80 ], [ BN1818-2 ], [ B21N1818-1 ], |