Dell 0FK890 | 85Whr 11.1V 9-Cell Li-Ion Battery for Vostro 1500, 1700, Inspiron 1520, 1521, 1720, 1721

Here are the technical specs for the Dell 85Whr 11.1V 9-Cell Li-Ion Battery:

- Capacity: 85Whr
- Voltage: 11.1V
- Number of Cells: 9
- Chemistry: Lithium-Ion
- Compatible Models: Vostro 1500, Vostro 1700, Inspiron 1520, Inspiron 1521, Inspiron 1720, Inspiron 1721

Helpful notes:
- This battery has a higher capacity than the original battery that comes with the laptop, so it will last longer before needing to be charged.
- Lithium-Ion batteries have a longer lifespan than other types of batteries, so this battery should last for several years with proper care.
- This battery is compatible with several different Dell laptop models, so it's a versatile choice for those who own multiple Dell laptops.