Buy the Dell 7NXVR, V3D9R 7.6V 4650mAh original laptop battery from BatterySky. It has a battery rating of 7.6V and a capacity of 4650mAh. The battery cells are 6-cell rechargeable Li-polymer and the battery color is black. It is compatible with Dell Precision 7330 and Precision 7530 laptops. BatterySky uses the highest quality battery cells and offers a one-year warranty. Order now and get a tracking number after delivery. Superb pre-sales and after-sales service with a 30-day money-back guarantee.