Bay Valley Parts SONY VGP-BPS22 VGP-BPS22A High Capacity Battery for SONY VAIO VPC-E1Z1E VAIO VPC-EA1 VAIO VPC-EA16E VAIO VPC-EA16EC [Li-ion 9-cells 11.1V 7800mAh] Battery Type: 9 Cells Li-ion Capacity: 11.1V 7800mAh Color: black Weight: 19oz 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 SONY This product is CE & RoHS certified, so BUY WITH CONFIDENCE!!!