991XP parts
991XP Battery
| Capacity | 2200mAh |
| Voltage | 14.8V |
| Max. energy | 32Wh |
| Cell technology | Lithium-ion (li-ion) |
| Color | Black |
| Manufacturer | Sygnosis |
| Warranty | 1 year |
991XP Premium Battery
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| Capacity | 2600mAh |
| Voltage | 14.4V |
| Max. energy | 37Wh |
| Cell technology | Lithium-ion (li-ion) |
| Color | Black |
| Manufacturer | Premium |
| Warranty | 5 year |
991XP Original Battery
| Capacity | 2700mAh |
| Voltage | 14.8V |
| Max. energy | 40Wh |
| Cell technology | Lithium-ion (li-ion) |
| Color | Black |
| Manufacturer | Dell |
| Warranty | 1 year |
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