Get longer battery life with a new Dell DWVRR battery. This DWVRR battery is compatible with the Dell Inspiron 16 7620 models. It also replaces the Alienware X15 R1 / R2 and the Alienware X17 R1 / R2 models. It also replaces the Dell DWVRR and 817GN original battery part numbers. See below for the complete list of compatible models and battery part numbers.
This Dell type DWVRR battery is rated 11.4 volts and 7250 mAh and will normally last 6-8 hours on a full charge. You can get longer battery life by dimming your screen and closing unused programs and applications.
Each Dell DWVRR battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 2 Year warranty.