Dell 0C5421 | 9-Cell 11.1 Volt Li-Ion Battery

Here are the technical specifications for the Dell 9-Cell 11.1 Volt Li-Ion Battery:

- Battery Type: Li-Ion
- Battery Capacity: 90 Wh
- Voltage Provided: 11.1 V
- Number of Cells: 9
- Compatibility: Dell Latitude E5420, E5520, E6420, E6520

Helpful notes:
- This battery has a higher capacity than the standard 6-cell battery, providing longer battery life.
- It is compatible with several Dell Latitude models, making it a versatile option.
- Li-Ion batteries have a longer lifespan and higher energy density than other battery types.