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 8700 mAh and will normally last up to 5 hours on a full charge.
There are two different batteries that may fit your Precision machine. This is the the longer, 11.1 volt, 97 Whr version for 17 inch screen laptop models. For the smaller, 7.6 volt, 64 Whr version of the Precision battery, go to our Dell P7540L battery.
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.