Bay Valley Parts 6-Cell 11.1v 3600mAh New Replacement Laptop Battery for HP: EliteBook 2730p,EliteBook 2740p,EliteBook 2740p Tablet PC,EliteBook 2740w,EliteBook 2760p,EliteBook 2760p Battery Type: 6 Cells Li-ion Capacity: 11.1v 3600mAh Color: Black Weight: 13oz 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 HP: EliteBook 2730p,EliteBook 2740p,EliteBook 2740p Tablet PC,EliteBook 2740w,EliteBook 2760p,EliteBook 2760p Tablet PC HP COMPAQ: Business Notebook 2710p This product is CE & RoHS certified, so BUY WITH CONFIDENCE!!!