This is a brand new Dell Vostro 1520 battery. This Dell Vostro 1520 battery replaces the battery in the Vostro 1310, 1320, 1510, 1511, 1520, 2510 series laptops.

This Vostro 1520 battery is rated at 5200 mAh or 58 Whr. This is the highest rating available for a 6 cell battery pack. The higher the mAh rating, the longer your battery will run before it needs to be recharged again. There are no compatibility issues if your existing battery is rated at 4400 or 4800 mAh or a lower Whr.

All our products carry a full 2 Year warranty and every battery is charged and tested before it ships. We provide a 30 day money back guarantee if you are not completely satisfied.

You can expect about 2 hours to 2-1/2 hours of run time with this Dell Vostro 1520 battery when new, depending on your energy use. If you are looking for even longer battery run times, check out our extended run battery for your Dell laptop (our DELL-89XT).