This is a brand new Dell Inspiron 17 7778 battery. This battery is compatible with the Dell Inspiron 17 7000 series, including the 17-7779 and 17-7778 models. It also replaces the Dell original battery part number 33YDH. Additional compatible battery part numbers and models are listed below.
This Dell Inspiron 17 7778 battery is rated 15.2 volts and 3500 mAh and will normally last 3 hours on a full charge. You can get even longer battery life by dimming the screen and closing unused programs.
This replacement Inspiron 17-7778 battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 1 Year warranty.
