When order the E640 laptop battery, you should open your E640 laptop, Carefully compare it with your original E640 battery, checking details such as the battery model, output voltage, connector type, and screw hole positions.
| Battery Code: | NACAS57417800B9 |
| Battery Name: | E640 battery |
| Battery Type: | Li-ion |
| Battery Volt: | 10.8V |
| Battery Capacity: | 7800mAh |
| Battery Color: | Black |
| Battery Weight: | 443g |
| Battery Size: | 270.90 x 51.00 x 38.80mm |
| Battery Cells: | Grade A, 9 Cells |
| Battery Condition: | original/genuine 1 Year Warranty |
| Compatible Battery Models: | [ AS10D31 ], [ AS10D41 ], [ AS10D61 ], [ AS10D31 ], [ AS10D71 ], [ 934T2078F ], [ AS10D75 ], [ AS10G3E ], [ AS10D81 ], [ AS10D51 ], [ BT.00603.111 ], [ BT.00606.008 ], [ BT.00607.125 ], [ BT.00607.127 ], [ AS10D73 ], |