C21N1903 parts
C21N1903 Battery
| Capacity | 4155mAh |
| Voltage | 7.7V |
| Max. energy | 32Wh |
| Cell technology | Lithium-polymer |
| Color | Black |
| Manufacturer | Sygnosis |
| Warranty | 1 year |
C21N1903 Original Battery
| Capacity | 4335mAh |
| Voltage | 7.7V |
| Max. energy | 33Wh |
| Cell technology | Lithium-polymer |
| Color | Black |
| Manufacturer | Asus |
| Warranty | 1 year |