ET04XL parts
ET04XL Battery
| Capacity | 4850mAh |
| Voltage | 7.6V |
| Max. energy | 37Wh |
| Cell technology | Lithium-polymer |
| Color | Black |
| Manufacturer | Sygnosis |
| Warranty | 1 year |
ET04XL Original Battery
| Capacity | 6470mAh |
| Voltage | 7.7V |
| Max. energy | 50Wh |
| Cell technology | Lithium-polymer |
| Color | Black |
| Manufacturer | HP |
| Warranty | 1 year |