Purchase Sony Vaio VGN-N21M/W batteries
Sony Vaio VGN-N21M/W battery
| Capacity | 7800mAh |
| Voltage | 11.1V |
| Max. energy | 86Wh |
| Cell technology | Lithium-ion (li-ion) |
| Color | Black |
| Manufacturer | Sygnosis |
| Warranty | 1 year |
No longer available
Sony Vaio VGN-N21M/W battery
| Capacity | 4400mAh |
| Voltage | 10.8 - 11.1V |
| Max. energy | 47Wh |
| Cell technology | Lithium-ion (li-ion) |
| Color | Black |
| Manufacturer | Sygnosis |
| Warranty | 1 year |