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

Here are the technical specifications of the Dell FK890 battery:

- Type: Li-Ion
- Capacity: 85Whr
- Voltage: 11.1V
- Number of cells: 9
- Compatible laptops: Vostro 1500, Vostro 1700, Inspiron 1520, Inspiron 1521, Inspiron 1720, Inspiron 1721

Helpful notes:
- This battery has a higher capacity than the standard battery for these laptops, which means longer battery life.
- It is important to check the compatibility of the battery with your laptop model before purchasing.
- Li-Ion batteries have a longer lifespan and hold their charge better than other types of batteries.