Get longer battery life with a new Dell M9DG0 battery. This 90 Whr M9DG0 battery is compatible with the Dell Inspiron 16 Plus 7640 and the Inspiron 7640 2-in-1. It also works with the Alienware M16 R2 laptops. It also replaces the Dell M9DG0, HGJCY, and POFWH original battery part numbers. You can find these part numbers listed on the original Dell battery.

This Dell M9DG0 battery is rated 11.7 volts and 90 Whr and will between 6 and 9 hours on a full charge.

Each M9DG0 battery is factory tested and inspected, and backed by 30 day complete satisfaction guarantee and a 2 Year warranty.