Get longer battery life and improved performance with a new Dell Precision 7730 battery. This Dell Precision 7730 battery is rated 11.1 volts and 8070 mAh and will normally last up to 5 hours on a full charge.
We use the highest quality lithium-ion cells that charge faster and last longer. We're so confident in the quality of our laptop batteries that each one is backed by a 2 year warranty and 30 day guarantee.
This Dell Precision 7730 battery uses the highest quality Lithium-ion battery cells and components that charge faster and last longer than cheaper, lower quality batteries. This Precision 7730 battery is rated 5200 mAh and will normally last 5 hours on a full charge.
