Bay Valley Parts New Extended Replacement Laptop Battery for DELL computer models: Latitude E4300 Latitude E4310, 11.1V, 7800mAh, 9 cells - with 1 Year Warranty Battery Type: 9 Cells Li-ion Capacity: 11.1V 7800mAh Color: Grey Weight:450g Using highest quality materials including grade-A brand-new cells Meets and exceeds OEM specifications and lasts longer hours Package Includes: One unit of brand-new replacement laptop battery for This product is CE & RoHS certified, so BUY WITH CONFIDENCE!!!