Dell 451-10423 | 9 Cell Battery. For: D620 D630 Atg

Here are the technical specifications for the Dell 9 Cell Battery:

- Battery type: Lithium-ion
- Battery capacity: 85 Wh
- Number of cells: 9
- Voltage: 11.1 V
- Compatibility: Dell Latitude D620, D630, ATG series

Helpful notes:
1. The 9-cell battery provides longer battery life compared to the standard 6-cell battery.
2. Lithium-ion batteries have a longer lifespan and are more efficient than other battery types.
3. Always check the compatibility of the battery before purchasing to ensure it will work with your laptop model.